40105502564 has 24 divisors (see below), whose sum is σ = 70654762080. Its totient is φ = 19918566144.

The previous prime is 40105502551. The next prime is 40105502599. The reversal of 40105502564 is 46520550104.

It is a super-2 number, since 2×40105502564² (a number of 22 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 40105502564.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 1215347 + ... + 1247909.

It is an arithmetic number, because the mean of its divisors is an integer number (2943948420).

Almost surely, 2^40105502564 is an apocalyptic number.

It is an amenable number.

40105502564 is a deficient number, since it is larger than the sum of its proper divisors (30549259516).

40105502564 is a wasteful number, since it uses less digits than its factorization.

40105502564 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 34619 (or 34617 counting only the distinct ones).

The product of its (nonzero) digits is 24000, while the sum is 32.

The spelling of 40105502564 in words is "forty billion, one hundred five million, five hundred two thousand, five hundred sixty-four".