538256359956 has 48 divisors (see below), whose sum is σ = 1474143552896. Its totient is φ = 149631110784.

The previous prime is 538256359937. The next prime is 538256360011. The reversal of 538256359956 is 659953652835.

It is a congruent number.

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, 86588971 + ... + 86595186.

Almost surely, 2^538256359956 is an apocalyptic number.

It is an amenable number.

538256359956 is an abundant number, since it is smaller than the sum of its proper divisors (935887192940).

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

538256359956 is a wasteful number, since it uses less digits than its factorization.

538256359956 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 173184208 (or 173184206 counting only the distinct ones).

The product of its digits is 262440000, while the sum is 66.

The spelling of 538256359956 in words is "five hundred thirty-eight billion, two hundred fifty-six million, three hundred fifty-nine thousand, nine hundred fifty-six".