40515321627 has 12 divisors (see below), whose sum is σ = 63842325144. Its totient is φ = 24554740320.

The previous prime is 40515321617. The next prime is 40515321677. The reversal of 40515321627 is 72612351504.

40515321627 is a `hidden beast` number, since 4 + 0 + 5 + 1 + 5 + 3 + 21 + 627 = 666.

It is not a de Polignac number, because 40515321627 - 2⁶ = 40515321563 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 40515321591 and 40515321600.

It is not an unprimeable number, because it can be changed into a prime (40515321617) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 204622738 + ... + 204622935.

It is an arithmetic number, because the mean of its divisors is an integer number (5320193762).

Almost surely, 2^40515321627 is an apocalyptic number.

40515321627 is a deficient number, since it is larger than the sum of its proper divisors (23327003517).

40515321627 is a wasteful number, since it uses less digits than its factorization.

40515321627 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 409245690 (or 409245687 counting only the distinct ones).

The product of its (nonzero) digits is 50400, while the sum is 36.

The spelling of 40515321627 in words is "forty billion, five hundred fifteen million, three hundred twenty-one thousand, six hundred twenty-seven".