162139500264 has 128 divisors (see below), whose sum is σ = 466989868800. Its totient is φ = 45953464320.

The previous prime is 162139500217. The next prime is 162139500307. The reversal of 162139500264 is 462005931261.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 12430354 + ... + 12443390.

It is an arithmetic number, because the mean of its divisors is an integer number (3648358350).

Almost surely, 2^162139500264 is an apocalyptic number.

162139500264 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 162139500264, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (233494934400).

162139500264 is an abundant number, since it is smaller than the sum of its proper divisors (304850368536).

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

162139500264 is a wasteful number, since it uses less digits than its factorization.

162139500264 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13643 (or 13639 counting only the distinct ones).

The product of its (nonzero) digits is 77760, while the sum is 39.

The spelling of 162139500264 in words is "one hundred sixty-two billion, one hundred thirty-nine million, five hundred thousand, two hundred sixty-four".