508285797136 has 20 divisors (see below), whose sum is σ = 1060557865612. Its totient is φ = 234593444736.

The previous prime is 508285797133. The next prime is 508285797139. The reversal of 508285797136 is 631797582805.

It is an interprime number because it is at equal distance from previous prime (508285797133) and next prime (508285797139).

It can be written as a sum of positive squares in 2 ways, for example, as 91687840000 + 416597957136 = 302800^2 + 645444^2 .

It is not an unprimeable number, because it can be changed into a prime (508285797133) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1221840651 + ... + 1221841066.

Almost surely, 2^508285797136 is an apocalyptic number.

It is an amenable number.

508285797136 is an abundant number, since it is smaller than the sum of its proper divisors (552272068476).

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

508285797136 is a wasteful number, since it uses less digits than its factorization.

508285797136 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2443681738 (or 2443681732 counting only the distinct ones).

The product of its (nonzero) digits is 25401600, while the sum is 61.

The spelling of 508285797136 in words is "five hundred eight billion, two hundred eighty-five million, seven hundred ninety-seven thousand, one hundred thirty-six".