40164732162 has 12 divisors (see below), whose sum is σ = 87023586390. Its totient is φ = 13388244048.

The previous prime is 40164732161. The next prime is 40164732173. The reversal of 40164732162 is 26123746104.

40164732162 is a `hidden beast` number, since 4 + 0 + 1 + 647 + 3 + 2 + 1 + 6 + 2 = 666.

It can be written as a sum of positive squares in only one way, i.e., 37904585481 + 2260146681 = 194691^2 + 47541^2 .

It is a super-2 number, since 2×40164732162² (a number of 22 digits) contains 22 as substring.

It is a hoax number, since the sum of its digits (36) coincides with the sum of the digits of its distinct prime factors.

It is not an unprimeable number, because it can be changed into a prime (40164732161) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1115686987 + ... + 1115687022.

Almost surely, 2^40164732162 is an apocalyptic number.

40164732162 is an abundant number, since it is smaller than the sum of its proper divisors (46858854228).

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

40164732162 is a wasteful number, since it uses less digits than its factorization.

40164732162 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2231374017 (or 2231374014 counting only the distinct ones).

The product of its (nonzero) digits is 48384, while the sum is 36.

The spelling of 40164732162 in words is "forty billion, one hundred sixty-four million, seven hundred thirty-two thousand, one hundred sixty-two".