15958801497 has 16 divisors (see below), whose sum is σ = 21363077120. Its totient is φ = 10596947472.

The previous prime is 15958801451. The next prime is 15958801567. The reversal of 15958801497 is 79410885951.

It is a de Polignac number, because none of the positive numbers 2^k-15958801497 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (15958801427) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 789438 + ... + 809400.

It is an arithmetic number, because the mean of its divisors is an integer number (1335192320).

Almost surely, 2^15958801497 is an apocalyptic number.

It is an amenable number.

15958801497 is a deficient number, since it is larger than the sum of its proper divisors (5404275623).

15958801497 is a wasteful number, since it uses less digits than its factorization.

15958801497 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21012.

The product of its (nonzero) digits is 3628800, while the sum is 57.

The spelling of 15958801497 in words is "fifteen billion, nine hundred fifty-eight million, eight hundred one thousand, four hundred ninety-seven".