16553500136 has 8 divisors (see below), whose sum is σ = 31037812770. Its totient is φ = 8276750064.

The previous prime is 16553500109. The next prime is 16553500213. The reversal of 16553500136 is 63100535561.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 12545344036 + 4008156100 = 112006^2 + 63310^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is a junction number, because it is equal to n+sod(n) for n = 16553500096 and 16553500105.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1034593751 + ... + 1034593766.

Almost surely, 2^16553500136 is an apocalyptic number.

It is an amenable number.

16553500136 is a deficient number, since it is larger than the sum of its proper divisors (14484312634).

16553500136 is a wasteful number, since it uses less digits than its factorization.

16553500136 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2069187523 (or 2069187519 counting only the distinct ones).

The product of its (nonzero) digits is 40500, while the sum is 35.

The spelling of 16553500136 in words is "sixteen billion, five hundred fifty-three million, five hundred thousand, one hundred thirty-six".