428634124464 has 80 divisors (see below), whose sum is σ = 1362836717312. Its totient is φ = 113046361344.

The previous prime is 428634124453. The next prime is 428634124511. The reversal of 428634124464 is 464421436824.

It is a Harshad number since it is a multiple of its sum of digits (48).

It is a nude number because it is divisible by every one of its digits.

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, 49060894 + ... + 49069629.

Almost surely, 2^428634124464 is an apocalyptic number.

It is an amenable number.

428634124464 is an abundant number, since it is smaller than the sum of its proper divisors (934202592848).

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

428634124464 is a wasteful number, since it uses less digits than its factorization.

428634124464 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 98130554 (or 98130548 counting only the distinct ones).

The product of its digits is 3538944, while the sum is 48.

The spelling of 428634124464 in words is "four hundred twenty-eight billion, six hundred thirty-four million, one hundred twenty-four thousand, four hundred sixty-four".