280012052136 has 16 divisors (see below), whose sum is σ = 700030130400. Its totient is φ = 93337350704.

The previous prime is 280012052129. The next prime is 280012052183. The reversal of 280012052136 is 631250210082.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5833584396 + ... + 5833584443.

It is an arithmetic number, because the mean of its divisors is an integer number (43751883150).

Almost surely, 2^280012052136 is an apocalyptic number.

It is an amenable number.

280012052136 is an abundant number, since it is smaller than the sum of its proper divisors (420018078264).

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

280012052136 is a wasteful number, since it uses less digits than its factorization.

280012052136 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11667168848 (or 11667168844 counting only the distinct ones).

The product of its (nonzero) digits is 5760, while the sum is 30.

The spelling of 280012052136 in words is "two hundred eighty billion, twelve million, fifty-two thousand, one hundred thirty-six".