16553764036 has 12 divisors (see below), whose sum is σ = 29752035628. Its totient is φ = 8053182432.

The previous prime is 16553764027. The next prime is 16553764039. The reversal of 16553764036 is 63046735561.

It can be written as a sum of positive squares in 2 ways, for example, as 10311183936 + 6242580100 = 101544^2 + 79010^2 .

It is not an unprimeable number, because it can be changed into a prime (16553764039) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 55924731 + ... + 55925026.

Almost surely, 2^16553764036 is an apocalyptic number.

It is an amenable number.

16553764036 is a deficient number, since it is larger than the sum of its proper divisors (13198271592).

16553764036 is a wasteful number, since it uses less digits than its factorization.

16553764036 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 111849798 (or 111849796 counting only the distinct ones).

The product of its (nonzero) digits is 1360800, while the sum is 46.

The spelling of 16553764036 in words is "sixteen billion, five hundred fifty-three million, seven hundred sixty-four thousand, thirty-six".