474475342440 has 128 divisors (see below), whose sum is σ = 1553707008000. Its totient is φ = 114959243520.

The previous prime is 474475342433. The next prime is 474475342477. The reversal of 474475342440 is 44243574474.

It is a self number, because there is not a number n which added to its sum of digits gives 474475342440.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2252761 + ... + 2454359.

It is an arithmetic number, because the mean of its divisors is an integer number (12138336000).

Almost surely, 2^474475342440 is an apocalyptic number.

474475342440 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 474475342440, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (776853504000).

474475342440 is an abundant number, since it is smaller than the sum of its proper divisors (1079231665560).

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

474475342440 is a wasteful number, since it uses less digits than its factorization.

474475342440 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 203407 (or 203403 counting only the distinct ones).

The product of its (nonzero) digits is 6021120, while the sum is 48.

The spelling of 474475342440 in words is "four hundred seventy-four billion, four hundred seventy-five million, three hundred forty-two thousand, four hundred forty".