40590813964 has 6 divisors (see below), whose sum is σ = 71033924444. Its totient is φ = 20295406980.

The previous prime is 40590813961. The next prime is 40590813983. The reversal of 40590813964 is 46931809504.

It is a happy number.

40590813964 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×40590813964² (a number of 22 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (40590813961) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5073851742 + ... + 5073851749.

Almost surely, 2^40590813964 is an apocalyptic number.

It is an amenable number.

40590813964 is a deficient number, since it is larger than the sum of its proper divisors (30443110480).

40590813964 is a wasteful number, since it uses less digits than its factorization.

40590813964 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10147703495 (or 10147703493 counting only the distinct ones).

The product of its (nonzero) digits is 933120, while the sum is 49.

The spelling of 40590813964 in words is "forty billion, five hundred ninety million, eight hundred thirteen thousand, nine hundred sixty-four".