16255611475 has 6 divisors (see below), whose sum is σ = 20156958260. Its totient is φ = 13004489160.

The previous prime is 16255611469. The next prime is 16255611499. The reversal of 16255611475 is 57411655261.

It is a happy number.

It is not a de Polignac number, because 16255611475 - 2¹⁵ = 16255578707 is a prime.

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, 325112205 + ... + 325112254.

Almost surely, 2^16255611475 is an apocalyptic number.

16255611475 is a deficient number, since it is larger than the sum of its proper divisors (3901346785).

16255611475 is an equidigital number, since it uses as much as digits as its factorization.

16255611475 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 650224469 (or 650224464 counting only the distinct ones).

The product of its digits is 252000, while the sum is 43.

The spelling of 16255611475 in words is "sixteen billion, two hundred fifty-five million, six hundred eleven thousand, four hundred seventy-five".