16297415275 has 6 divisors (see below), whose sum is σ = 20208794972. Its totient is φ = 13037932200.

The previous prime is 16297415269. The next prime is 16297415291. The reversal of 16297415275 is 57251479261.

It is a happy number.

It is a de Polignac number, because none of the positive numbers 2^k-16297415275 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 325948281 + ... + 325948330.

Almost surely, 2^16297415275 is an apocalyptic number.

16297415275 is a deficient number, since it is larger than the sum of its proper divisors (3911379697).

16297415275 is an equidigital number, since it uses as much as digits as its factorization.

16297415275 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 651896621 (or 651896616 counting only the distinct ones).

The product of its digits is 1058400, while the sum is 49.

The spelling of 16297415275 in words is "sixteen billion, two hundred ninety-seven million, four hundred fifteen thousand, two hundred seventy-five".