472428747115587 has 16 divisors (see below), whose sum is σ = 699896032037280. Its totient is φ = 314951781737376.

The previous prime is 472428747115583. The next prime is 472428747115601. The reversal of 472428747115587 is 785511747824274.

472428747115587 is a `hidden beast` number, since 4 + 7 + 2 + 4 + 28 + 7 + 4 + 7 + 1 + 15 + 587 = 666.

It is not a de Polignac number, because 472428747115587 - 2² = 472428747115583 is a prime.

It is a super-2 number, since 2×472428747115587² (a number of 30 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (472428747115583) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 7670808 + ... + 31681205.

It is an arithmetic number, because the mean of its divisors is an integer number (43743502002330).

Almost surely, 2^{472428747115587} is an apocalyptic number.

472428747115587 is a deficient number, since it is larger than the sum of its proper divisors (227467284921693).

472428747115587 is a wasteful number, since it uses less digits than its factorization.

472428747115587 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 39796659 (or 39796653 counting only the distinct ones).

The product of its digits is 983449600, while the sum is 72.

The spelling of 472428747115587 in words is "four hundred seventy-two trillion, four hundred twenty-eight billion, seven hundred forty-seven million, one hundred fifteen thousand, five hundred eighty-seven".