475004403940 has 24 divisors (see below), whose sum is σ = 1088191907712. Its totient is φ = 172728874080.

The previous prime is 475004403889. The next prime is 475004403971. The reversal of 475004403940 is 49304400574.

It is a junction number, because it is equal to n+sod(n) for n = 475004403893 and 475004403902.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1079555244 + ... + 1079555683.

It is an arithmetic number, because the mean of its divisors is an integer number (45341329488).

Almost surely, 2^475004403940 is an apocalyptic number.

It is an amenable number.

475004403940 is an abundant number, since it is smaller than the sum of its proper divisors (613187503772).

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

475004403940 is a wasteful number, since it uses less digits than its factorization.

475004403940 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2159110947 (or 2159110945 counting only the distinct ones).

The product of its (nonzero) digits is 241920, while the sum is 40.

The spelling of 475004403940 in words is "four hundred seventy-five billion, four million, four hundred three thousand, nine hundred forty".