52456775412 has 12 divisors (see below), whose sum is σ = 122399142656. Its totient is φ = 17485591800.

The previous prime is 52456775389. The next prime is 52456775447. The reversal of 52456775412 is 21457765425.

It is a tau number, because it is divible by the number of its divisors (12).

It is a congruent number.

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, 2185698964 + ... + 2185698987.

Almost surely, 2^52456775412 is an apocalyptic number.

It is an amenable number.

52456775412 is an abundant number, since it is smaller than the sum of its proper divisors (69942367244).

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

52456775412 is a wasteful number, since it uses less digits than its factorization.

52456775412 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4371397958 (or 4371397956 counting only the distinct ones).

The product of its digits is 2352000, while the sum is 48.

The spelling of 52456775412 in words is "fifty-two billion, four hundred fifty-six million, seven hundred seventy-five thousand, four hundred twelve".