16536463525 has 12 divisors (see below), whose sum is σ = 21396746592. Its totient is φ = 12653989040.

The previous prime is 16536463507. The next prime is 16536463543. The reversal of 16536463525 is 52536463561.

It is an interprime number because it is at equal distance from previous prime (16536463507) and next prime (16536463543).

It is not a de Polignac number, because 16536463525 - 2²⁹ = 15999592613 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 14378959 + ... + 14380108.

It is an arithmetic number, because the mean of its divisors is an integer number (1783062216).

Almost surely, 2^16536463525 is an apocalyptic number.

It is an amenable number.

16536463525 is a deficient number, since it is larger than the sum of its proper divisors (4860283067).

16536463525 is a wasteful number, since it uses less digits than its factorization.

16536463525 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 28759100 (or 28759095 counting only the distinct ones).

The product of its digits is 1944000, while the sum is 46.

The spelling of 16536463525 in words is "sixteen billion, five hundred thirty-six million, four hundred sixty-three thousand, five hundred twenty-five".