40320314300432 has 20 divisors (see below), whose sum is σ = 80231976767916. Its totient is φ = 19615288037760.

The previous prime is 40320314300401. The next prime is 40320314300447. The reversal of 40320314300432 is 23400341302304.

It can be written as a sum of positive squares in 2 ways, for example, as 38676010752016 + 1644303548416 = 6219004^2 + 1282304^2 .

It is a junction number, because it is equal to n+sod(n) for n = 40320314300395 and 40320314300404.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 34054318919 + ... + 34054320102.

Almost surely, 2^{40320314300432} is an apocalyptic number.

It is an amenable number.

40320314300432 is a deficient number, since it is larger than the sum of its proper divisors (39911662467484).

40320314300432 is a wasteful number, since it uses less digits than its factorization.

40320314300432 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 68108639066 (or 68108639060 counting only the distinct ones).

The product of its (nonzero) digits is 20736, while the sum is 29.

Adding to 40320314300432 its reverse (23400341302304), we get a palindrome (63720655602736).

The spelling of 40320314300432 in words is "forty trillion, three hundred twenty billion, three hundred fourteen million, three hundred thousand, four hundred thirty-two".