477396577768 has 64 divisors (see below), whose sum is σ = 1028753265600. Its totient is φ = 205404295680.

The previous prime is 477396577709. The next prime is 477396577837. The reversal of 477396577768 is 867775693774.

It is a Harshad number since it is a multiple of its sum of digits (76).

It is a junction number, because it is equal to n+sod(n) for n = 477396577694 and 477396577703.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1875030 + ... + 2114362.

It is an arithmetic number, because the mean of its divisors is an integer number (16074269775).

Almost surely, 2^477396577768 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 477396577768, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (514376632800).

477396577768 is an abundant number, since it is smaller than the sum of its proper divisors (551356687832).

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

477396577768 is a wasteful number, since it uses less digits than its factorization.

477396577768 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 240562 (or 240558 counting only the distinct ones).

The product of its digits is 2613824640, while the sum is 76.

The spelling of 477396577768 in words is "four hundred seventy-seven billion, three hundred ninety-six million, five hundred seventy-seven thousand, seven hundred sixty-eight".