1499039568 has 160 divisors (see below), whose sum is σ = 4654702080. Its totient is φ = 459164160.

The previous prime is 1499039557. The next prime is 1499039569. The reversal of 1499039568 is 8659309941.

1499039568 is a `hidden beast` number, since 1 + 49 + 9 + 0 + 39 + 568 = 666.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1499039569) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1645033 + ... + 1645943.

It is an arithmetic number, because the mean of its divisors is an integer number (29091888).

Almost surely, 2^1499039568 is an apocalyptic number.

1499039568 is a gapful number since it is divisible by the number (18) 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 1499039568, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2327351040).

1499039568 is an abundant number, since it is smaller than the sum of its proper divisors (3155662512).

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

1499039568 is a wasteful number, since it uses less digits than its factorization.

1499039568 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1234 (or 1222 counting only the distinct ones).

The product of its (nonzero) digits is 2099520, while the sum is 54.

The square root of 1499039568 is about 38717.4323528821. The cubic root of 1499039568 is about 1144.4698747930.

The spelling of 1499039568 in words is "one billion, four hundred ninety-nine million, thirty-nine thousand, five hundred sixty-eight".