40161358676331 has 32 divisors (see below), whose sum is σ = 59565673989120. Its totient is φ = 26743929280992.

The previous prime is 40161358676273. The next prime is 40161358676359. The reversal of 40161358676331 is 13367685316104.

40161358676331 is a `hidden beast` number, since 4 + 0 + 16 + 13 + 586 + 7 + 6 + 3 + 31 = 666.

It is not a de Polignac number, because 40161358676331 - 2¹³ = 40161358668139 is a prime.

It is a super-2 number, since 2×40161358676331² (a number of 28 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (40161358676431) by changing a digit.

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 31 ways as a sum of consecutive naturals, for example, 383815086 + ... + 383919708.

It is an arithmetic number, because the mean of its divisors is an integer number (1861427312160).

Almost surely, 2^{40161358676331} is an apocalyptic number.

40161358676331 is a deficient number, since it is larger than the sum of its proper divisors (19404315312789).

40161358676331 is a wasteful number, since it uses less digits than its factorization.

40161358676331 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 120592 (or 120586 counting only the distinct ones).

The product of its (nonzero) digits is 6531840, while the sum is 54.

The spelling of 40161358676331 in words is "forty trillion, one hundred sixty-one billion, three hundred fifty-eight million, six hundred seventy-six thousand, three hundred thirty-one".