51233366225236 has 12 divisors (see below), whose sum is σ = 96555190193812. Its totient is φ = 23646169027008.

The previous prime is 51233366225191. The next prime is 51233366225243. The reversal of 51233366225236 is 63252266333215.

It can be written as a sum of positive squares in 2 ways, for example, as 18328159699600 + 32905206525636 = 4281140^2 + 5736306^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 51233366225236.

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, 492628521345 + ... + 492628521448.

Almost surely, 2^{51233366225236} is an apocalyptic number.

It is an amenable number.

51233366225236 is a deficient number, since it is larger than the sum of its proper divisors (45321823968576).

51233366225236 is a wasteful number, since it uses less digits than its factorization.

51233366225236 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 985257042810 (or 985257042808 counting only the distinct ones).

The product of its digits is 6998400, while the sum is 49.

The spelling of 51233366225236 in words is "fifty-one trillion, two hundred thirty-three billion, three hundred sixty-six million, two hundred twenty-five thousand, two hundred thirty-six".