206133157504 has 32 divisors (see below), whose sum is σ = 411896636640. Its totient is φ = 102755178240.

The previous prime is 206133157493. The next prime is 206133157589. The reversal of 206133157504 is 405751331602.

It is a tau number, because it is divible by the number of its divisors (32).

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2390284 + ... + 2475019.

It is an arithmetic number, because the mean of its divisors is an integer number (12871769895).

Almost surely, 2^206133157504 is an apocalyptic number.

It is an amenable number.

206133157504 is a deficient number, since it is larger than the sum of its proper divisors (205763479136).

206133157504 is an equidigital number, since it uses as much as digits as its factorization.

206133157504 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4865648 (or 4865636 counting only the distinct ones).

The product of its (nonzero) digits is 75600, while the sum is 37.

The spelling of 206133157504 in words is "two hundred six billion, one hundred thirty-three million, one hundred fifty-seven thousand, five hundred four".