52561563132 has 24 divisors (see below), whose sum is σ = 132077774416. Its totient is φ = 16172788608.

The previous prime is 52561563107. The next prime is 52561563151. The reversal of 52561563132 is 23136516525.

It is a Harshad number since it is a multiple of its sum of digits (39).

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, 168466393 + ... + 168466704.

Almost surely, 2^52561563132 is an apocalyptic number.

52561563132 is a gapful number since it is divisible by the number (52) formed by its first and last digit.

It is an amenable number.

52561563132 is an abundant number, since it is smaller than the sum of its proper divisors (79516211284).

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

52561563132 is a wasteful number, since it uses less digits than its factorization.

52561563132 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 336933117 (or 336933115 counting only the distinct ones).

The product of its digits is 162000, while the sum is 39.

The spelling of 52561563132 in words is "fifty-two billion, five hundred sixty-one million, five hundred sixty-three thousand, one hundred thirty-two".