428774076315 has 80 divisors (see below), whose sum is σ = 833698034400. Its totient is φ = 209569794048.

The previous prime is 428774076301. The next prime is 428774076319. The reversal of 428774076315 is 513670477824.

428774076315 is a `hidden beast` number, since 4 + 287 + 7 + 40 + 7 + 6 + 315 = 666.

It is not a de Polignac number, because 428774076315 - 2⁴ = 428774076299 is a prime.

It is not an unprimeable number, because it can be changed into a prime (428774076319) by changing a digit.

It is a polite number, since it can be written in 79 ways as a sum of consecutive naturals, for example, 438891 + ... + 1024779.

It is an arithmetic number, because the mean of its divisors is an integer number (10421225430).

Almost surely, 2^428774076315 is an apocalyptic number.

428774076315 is a gapful number since it is divisible by the number (45) formed by its first and last digit.

428774076315 is a deficient number, since it is larger than the sum of its proper divisors (404923958085).

428774076315 is a wasteful number, since it uses less digits than its factorization.

428774076315 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 586058 (or 586049 counting only the distinct ones).

The product of its (nonzero) digits is 7902720, while the sum is 54.

The spelling of 428774076315 in words is "four hundred twenty-eight billion, seven hundred seventy-four million, seventy-six thousand, three hundred fifteen".