158738830572 has 24 divisors (see below), whose sum is σ = 423303548416. Its totient is φ = 45353951568.

The previous prime is 158738830553. The next prime is 158738830589. The reversal of 158738830572 is 275038837851.

158738830572 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×158738830572² (a number of 23 digits) contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 944873908 + ... + 944874075.

Almost surely, 2^158738830572 is an apocalyptic number.

158738830572 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

158738830572 is an abundant number, since it is smaller than the sum of its proper divisors (264564717844).

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

158738830572 is a wasteful number, since it uses less digits than its factorization.

158738830572 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1889747997 (or 1889747995 counting only the distinct ones).

The product of its (nonzero) digits is 11289600, while the sum is 57.

The spelling of 158738830572 in words is "one hundred fifty-eight billion, seven hundred thirty-eight million, eight hundred thirty thousand, five hundred seventy-two".