158865100133896 has 32 divisors (see below), whose sum is σ = 320896029124440. Its totient is φ = 73297044016128.

The previous prime is 158865100133879. The next prime is 158865100133923. The reversal of 158865100133896 is 698331001568851.

It can be written as a sum of positive squares in 4 ways, for example, as 107945658296100 + 50919441837796 = 10389690^2 + 7135786^2 .

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, 263341971 + ... + 263944546.

Almost surely, 2^{158865100133896} is an apocalyptic number.

It is an amenable number.

158865100133896 is an abundant number, since it is smaller than the sum of its proper divisors (162030928990544).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

158865100133896 is a wasteful number, since it uses less digits than its factorization.

158865100133896 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 527289433 (or 527289429 counting only the distinct ones).

The product of its (nonzero) digits is 37324800, while the sum is 64.

The spelling of 158865100133896 in words is "one hundred fifty-eight trillion, eight hundred sixty-five billion, one hundred million, one hundred thirty-three thousand, eight hundred ninety-six".