156000538898 has 16 divisors (see below), whose sum is σ = 244725973056. Its totient is φ = 74440526160.

The previous prime is 156000538867. The next prime is 156000539039. The reversal of 156000538898 is 898835000651.

It is a super-2 number, since 2×156000538898² (a number of 23 digits) contains 22 as substring.

It is a Curzon 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, 3807293 + ... + 3848048.

It is an arithmetic number, because the mean of its divisors is an integer number (15295373316).

Almost surely, 2^156000538898 is an apocalyptic number.

156000538898 is a deficient number, since it is larger than the sum of its proper divisors (88725434158).

156000538898 is a wasteful number, since it uses less digits than its factorization.

156000538898 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7655809.

The product of its (nonzero) digits is 2073600, while the sum is 53.

The spelling of 156000538898 in words is "one hundred fifty-six billion, five hundred thirty-eight thousand, eight hundred ninety-eight".