40121630551152 has 30 divisors (see below), whose sum is σ = 112284841056752. Its totient is φ = 13373876850336.

The previous prime is 40121630551139. The next prime is 40121630551183. The reversal of 40121630551152 is 25115503612104.

40121630551152 is a `hidden beast` number, since 4 + 0 + 1 + 2 + 1 + 630 + 5 + 5 + 1 + 15 + 2 = 666.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 139311217048 + ... + 139311217335.

Almost surely, 2^{40121630551152} is an apocalyptic number.

It is an amenable number.

40121630551152 is an abundant number, since it is smaller than the sum of its proper divisors (72163210505600).

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

40121630551152 is a wasteful number, since it uses less digits than its factorization.

40121630551152 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 278622434397 (or 278622434388 counting only the distinct ones).

The product of its (nonzero) digits is 36000, while the sum is 36.

The spelling of 40121630551152 in words is "forty trillion, one hundred twenty-one billion, six hundred thirty million, five hundred fifty-one thousand, one hundred fifty-two".