4140185672972 has 12 divisors (see below), whose sum is σ = 7246463995176. Its totient is φ = 2069767388640.

The previous prime is 4140185672971. The next prime is 4140185672981. The reversal of 4140185672972 is 2792765810414.

It is a super-2 number, since 2×4140185672972² (a number of 26 digits) contains 22 as substring.

It is a hoax number, since the sum of its digits (56) 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 (4140185672971) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 81333338 + ... + 81384225.

It is an arithmetic number, because the mean of its divisors is an integer number (603871999598).

Almost surely, 2^{4140185672972} is an apocalyptic number.

It is an amenable number.

4140185672972 is a deficient number, since it is larger than the sum of its proper divisors (3106278322204).

4140185672972 is a wasteful number, since it uses less digits than its factorization.

4140185672972 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 162723928 (or 162723926 counting only the distinct ones).

The product of its (nonzero) digits is 6773760, while the sum is 56.

The spelling of 4140185672972 in words is "four trillion, one hundred forty billion, one hundred eighty-five million, six hundred seventy-two thousand, nine hundred seventy-two".