40345539584031 has 32 divisors (see below), whose sum is σ = 65234061907200. Its totient is φ = 24440911129440.

The previous prime is 40345539584023. The next prime is 40345539584033. The reversal of 40345539584031 is 13048593554304.

40345539584031 is a `hidden beast` number, since 4 + 0 + 3 + 4 + 5 + 53 + 9 + 584 + 0 + 3 + 1 = 666.

It is not a de Polignac number, because 40345539584031 - 2³ = 40345539584023 is a prime.

It is a super-2 number, since 2×40345539584031² (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 (40345539584033) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 29698501 + ... + 31027278.

It is an arithmetic number, because the mean of its divisors is an integer number (2038564434600).

Almost surely, 2^{40345539584031} is an apocalyptic number.

40345539584031 is a deficient number, since it is larger than the sum of its proper divisors (24888522323169).

40345539584031 is a wasteful number, since it uses less digits than its factorization.

40345539584031 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 60728036 (or 60728030 counting only the distinct ones).

The product of its (nonzero) digits is 15552000, while the sum is 54.

The spelling of 40345539584031 in words is "forty trillion, three hundred forty-five billion, five hundred thirty-nine million, five hundred eighty-four thousand, thirty-one".