158164618416 has 80 divisors (see below), whose sum is σ = 472209062400. Its totient is φ = 44682130944.

The previous prime is 158164618393. The next prime is 158164618427. The reversal of 158164618416 is 614816461851.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2614636 + ... + 2674443.

It is an arithmetic number, because the mean of its divisors is an integer number (5902613280).

Almost surely, 2^158164618416 is an apocalyptic number.

158164618416 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

158164618416 is an abundant number, since it is smaller than the sum of its proper divisors (314044443984).

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

158164618416 is a wasteful number, since it uses less digits than its factorization.

158164618416 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5289186 (or 5289180 counting only the distinct ones).

The product of its digits is 1105920, while the sum is 51.

The spelling of 158164618416 in words is "one hundred fifty-eight billion, one hundred sixty-four million, six hundred eighteen thousand, four hundred sixteen".