40347431255530 has 32 divisors (see below), whose sum is σ = 83090746172160. Its totient is φ = 13818352308480.

The previous prime is 40347431255513. The next prime is 40347431255557. The reversal of 40347431255530 is 3555213474304.

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, 313532991 + ... + 313661650.

It is an arithmetic number, because the mean of its divisors is an integer number (2596585817880).

Almost surely, 2^{40347431255530} is an apocalyptic number.

40347431255530 is an abundant number, since it is smaller than the sum of its proper divisors (42743314916630).

40347431255530 is a wasteful number, since it uses less digits than its factorization.

40347431255530 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 627195574.

The product of its (nonzero) digits is 3024000, while the sum is 46.

The spelling of 40347431255530 in words is "forty trillion, three hundred forty-seven billion, four hundred thirty-one million, two hundred fifty-five thousand, five hundred thirty".