40507775321232 has 80 divisors (see below), whose sum is σ = 106911672040448. Its totient is φ = 13212422922240.

The previous prime is 40507775321197. The next prime is 40507775321243. The reversal of 40507775321232 is 23212357770504.

It is a super-2 number, since 2×40507775321232² (a number of 28 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (48).

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 35275888 + ... + 36406095.

Almost surely, 2^{40507775321232} is an apocalyptic number.

It is an amenable number.

40507775321232 is an abundant number, since it is smaller than the sum of its proper divisors (66403896719216).

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

40507775321232 is a wasteful number, since it uses less digits than its factorization.

40507775321232 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 71682248 (or 71682242 counting only the distinct ones).

The product of its (nonzero) digits is 2469600, while the sum is 48.

The spelling of 40507775321232 in words is "forty trillion, five hundred seven billion, seven hundred seventy-five million, three hundred twenty-one thousand, two hundred thirty-two".