4520167023172 has 24 divisors (see below), whose sum is σ = 7917672270816. Its totient is φ = 2257975234368.

The previous prime is 4520167023139. The next prime is 4520167023193. The reversal of 4520167023172 is 2713207610254.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 86142768 + ... + 86195224.

It is an arithmetic number, because the mean of its divisors is an integer number (329903011284).

Almost surely, 2^{4520167023172} is an apocalyptic number.

It is an amenable number.

4520167023172 is a deficient number, since it is larger than the sum of its proper divisors (3397505247644).

4520167023172 is a wasteful number, since it uses less digits than its factorization.

4520167023172 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 72147 (or 72145 counting only the distinct ones).

The product of its (nonzero) digits is 141120, while the sum is 40.

The spelling of 4520167023172 in words is "four trillion, five hundred twenty billion, one hundred sixty-seven million, twenty-three thousand, one hundred seventy-two".