158887535856 has 40 divisors (see below), whose sum is σ = 469096535424. Its totient is φ = 45396438720.

The previous prime is 158887535827. The next prime is 158887535857. The reversal of 158887535856 is 658535788851.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (158887535857) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 236439450 + ... + 236440121.

Almost surely, 2^158887535856 is an apocalyptic number.

158887535856 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

158887535856 is an abundant number, since it is smaller than the sum of its proper divisors (310208999568).

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

158887535856 is a wasteful number, since it uses less digits than its factorization.

158887535856 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 472879589 (or 472879583 counting only the distinct ones).

The product of its digits is 322560000, while the sum is 69.

The spelling of 158887535856 in words is "one hundred fifty-eight billion, eight hundred eighty-seven million, five hundred thirty-five thousand, eight hundred fifty-six".