40168844072124 has 24 divisors (see below), whose sum is σ = 95907007553280. Its totient is φ = 13078228302384.

The previous prime is 40168844072113. The next prime is 40168844072129. The reversal of 40168844072124 is 42127044886104.

It is a super-2 number, since 2×40168844072124² (a number of 28 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40168844072129) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 38923298004 + ... + 38923299035.

It is an arithmetic number, because the mean of its divisors is an integer number (3996125314720).

Almost surely, 2^{40168844072124} is an apocalyptic number.

It is an amenable number.

40168844072124 is an abundant number, since it is smaller than the sum of its proper divisors (55738163481156).

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

40168844072124 is a wasteful number, since it uses less digits than its factorization.

40168844072124 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 77846597089 (or 77846597087 counting only the distinct ones).

The product of its (nonzero) digits is 2752512, while the sum is 51.

The spelling of 40168844072124 in words is "forty trillion, one hundred sixty-eight billion, eight hundred forty-four million, seventy-two thousand, one hundred twenty-four".