1499351040 has 768 divisors, whose sum is σ = 6368544000. Its totient is φ = 330301440.

The previous prime is 1499351003. The next prime is 1499351059. The reversal of 1499351040 is 401539941.

It is a happy number.

1499351040 is a `hidden beast` number, since 14 + 9 + 93 + 510 + 40 = 666.

It is a tau number, because it is divible by the number of its divisors (768).

It is a super-2 number, since 2×1499351040² = 4496107082298163200, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a junction number, because it is equal to n+sod(n) for n = 1499350986 and 1499351004.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 51701746 + ... + 51701774.

It is an arithmetic number, because the mean of its divisors is an integer number (8292375).

Almost surely, 2^1499351040 is an apocalyptic number.

1499351040 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1499351040, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3184272000).

1499351040 is an abundant number, since it is smaller than the sum of its proper divisors (4869192960).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1499351040 is a wasteful number, since it uses less digits than its factorization.

1499351040 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 93 (or 67 counting only the distinct ones).

The product of its (nonzero) digits is 19440, while the sum is 36.

The square root of 1499351040 is about 38721.4545181350. The cubic root of 1499351040 is about 1144.5491356838.

It can be divided in two parts, 149935 and 1040, that added together give a triangular number (150975 = T₅₄₉).

The spelling of 1499351040 in words is "one billion, four hundred ninety-nine million, three hundred fifty-one thousand, forty".