16535753368 has 32 divisors (see below), whose sum is σ = 32092866000. Its totient is φ = 7977997440.

The previous prime is 16535753347. The next prime is 16535753383. The reversal of 16535753368 is 86335753561.

It is a super-2 number, since 2×16535753368² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 383443 + ... + 424381.

Almost surely, 2^16535753368 is an apocalyptic number.

It is an amenable number.

16535753368 is a deficient number, since it is larger than the sum of its proper divisors (15557112632).

16535753368 is a wasteful number, since it uses less digits than its factorization.

16535753368 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 42715 (or 42711 counting only the distinct ones).

The product of its digits is 6804000, while the sum is 52.

The spelling of 16535753368 in words is "sixteen billion, five hundred thirty-five million, seven hundred fifty-three thousand, three hundred sixty-eight".