52571352156 has 24 divisors (see below), whose sum is σ = 122713150224. Its totient is φ = 17517118080.

The previous prime is 52571352133. The next prime is 52571352161. The reversal of 52571352156 is 65125317525.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 800335 + ... + 863526.

It is an arithmetic number, because the mean of its divisors is an integer number (5113047926).

Almost surely, 2^52571352156 is an apocalyptic number.

It is an amenable number.

52571352156 is an abundant number, since it is smaller than the sum of its proper divisors (70141798068).

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

52571352156 is a wasteful number, since it uses less digits than its factorization.

52571352156 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1666501 (or 1666499 counting only the distinct ones).

The product of its digits is 315000, while the sum is 42.

The spelling of 52571352156 in words is "fifty-two billion, five hundred seventy-one million, three hundred fifty-two thousand, one hundred fifty-six".