476072217940 has 36 divisors (see below), whose sum is σ = 1098900587988. Its totient is φ = 173117169280.

The previous prime is 476072217923. The next prime is 476072218003. The reversal of 476072217940 is 49712270674.

It can be written as a sum of positive squares in 2 ways, for example, as 316649296656 + 159422921284 = 562716^2 + 399278^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 98359609 + ... + 98364448.

It is an arithmetic number, because the mean of its divisors is an integer number (30525016333).

Almost surely, 2^476072217940 is an apocalyptic number.

It is an amenable number.

476072217940 is an abundant number, since it is smaller than the sum of its proper divisors (622828370048).

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

476072217940 is a wasteful number, since it uses less digits than its factorization.

476072217940 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 196724088 (or 196724075 counting only the distinct ones).

The product of its (nonzero) digits is 1185408, while the sum is 49.

The spelling of 476072217940 in words is "four hundred seventy-six billion, seventy-two million, two hundred seventeen thousand, nine hundred forty".