162313800138 has 48 divisors (see below), whose sum is σ = 401990749056. Its totient is φ = 46367195040.

The previous prime is 162313800119. The next prime is 162313800161. The reversal of 162313800138 is 831008313261.

162313800138 is a `hidden beast` number, since 1 + 623 + 13 + 8 + 0 + 0 + 13 + 8 = 666.

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 622795 + ... + 844097.

It is an arithmetic number, because the mean of its divisors is an integer number (8374807272).

Almost surely, 2^162313800138 is an apocalyptic number.

162313800138 is a gapful number since it is divisible by the number (18) formed by its first and last digit.

162313800138 is an abundant number, since it is smaller than the sum of its proper divisors (239676948918).

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

162313800138 is a wasteful number, since it uses less digits than its factorization.

162313800138 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 227139 (or 227136 counting only the distinct ones).

The product of its (nonzero) digits is 20736, while the sum is 36.

The spelling of 162313800138 in words is "one hundred sixty-two billion, three hundred thirteen million, eight hundred thousand, one hundred thirty-eight".