1500416720 has 80 divisors (see below), whose sum is σ = 3886679808. Its totient is φ = 533982720.

The previous prime is 1500416713. The next prime is 1500416737. The reversal of 1500416720 is 276140051.

It is a tau number, because it is divible by the number of its divisors (80).

It is a self number, because there is not a number n which added to its sum of digits gives 1500416720.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 23222 + ... + 59498.

Almost surely, 2^1500416720 is an apocalyptic number.

1500416720 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 1500416720, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1943339904).

1500416720 is an abundant number, since it is smaller than the sum of its proper divisors (2386263088).

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

1500416720 is a wasteful number, since it uses less digits than its factorization.

1500416720 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 36348 (or 36342 counting only the distinct ones).

The product of its (nonzero) digits is 1680, while the sum is 26.

The square root of 1500416720 is about 38735.2129205456. The cubic root of 1500416720 is about 1144.8202383647.

Adding to 1500416720 its reverse (276140051), we get a palindrome (1776556771).

The spelling of 1500416720 in words is "one billion, five hundred million, four hundred sixteen thousand, seven hundred twenty".