40479600393432 has 64 divisors (see below), whose sum is σ = 112444354764000. Its totient is φ = 13493077690752.

The previous prime is 40479600393431. The next prime is 40479600393433. The reversal of 40479600393432 is 23439300697404.

It is a happy number.

40479600393432 is a `hidden beast` number, since 40 + 479 + 6 + 0 + 0 + 3 + 93 + 43 + 2 = 666.

It is an interprime number because it is at equal distance from previous prime (40479600393431) and next prime (40479600393433).

It is a Harshad number since it is a multiple of its sum of digits (54).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40479600393431) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 24794794 + ... + 26376902.

Almost surely, 2^{40479600393432} is an apocalyptic number.

It is an amenable number.

40479600393432 is an abundant number, since it is smaller than the sum of its proper divisors (71964754370568).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

40479600393432 is a wasteful number, since it uses less digits than its factorization.

40479600393432 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1700577 (or 1700567 counting only the distinct ones).

The product of its (nonzero) digits is 11757312, while the sum is 54.

The spelling of 40479600393432 in words is "forty trillion, four hundred seventy-nine billion, six hundred million, three hundred ninety-three thousand, four hundred thirty-two".