477944853972 has 24 divisors (see below), whose sum is σ = 1141139652576. Its totient is φ = 155609952288.

The previous prime is 477944853937. The next prime is 477944854031. The reversal of 477944853972 is 279358449774.

It is a junction number, because it is equal to n+sod(n) for n = 477944853897 and 477944853906.

It is a congruent number.

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, 463124343 + ... + 463125374.

It is an arithmetic number, because the mean of its divisors is an integer number (47547485524).

Almost surely, 2^477944853972 is an apocalyptic number.

It is an amenable number.

477944853972 is an abundant number, since it is smaller than the sum of its proper divisors (663194798604).

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

477944853972 is a wasteful number, since it uses less digits than its factorization.

477944853972 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 926249767 (or 926249765 counting only the distinct ones).

The product of its digits is 426746880, while the sum is 69.

The spelling of 477944853972 in words is "four hundred seventy-seven billion, nine hundred forty-four million, eight hundred fifty-three thousand, nine hundred seventy-two".