140431944475 has 12 divisors (see below), whose sum is σ = 179752889920. Its totient is φ = 108721504800.

The previous prime is 140431944463. The next prime is 140431944479. The reversal of 140431944475 is 574449134041.

It is not a de Polignac number, because 140431944475 - 2⁷ = 140431944347 is a prime.

It is a super-2 number, since 2×140431944475² (a number of 23 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (140431944479) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 90600480 + ... + 90602029.

Almost surely, 2^140431944475 is an apocalyptic number.

140431944475 is a deficient number, since it is larger than the sum of its proper divisors (39320945445).

140431944475 is a wasteful number, since it uses less digits than its factorization.

140431944475 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 181202550 (or 181202545 counting only the distinct ones).

The product of its (nonzero) digits is 967680, while the sum is 46.

The spelling of 140431944475 in words is "one hundred forty billion, four hundred thirty-one million, nine hundred forty-four thousand, four hundred seventy-five".