51037303225 has 6 divisors (see below), whose sum is σ = 63286256030. Its totient is φ = 40829842560.

The previous prime is 51037303217. The next prime is 51037303237. The reversal of 51037303225 is 52230373015.

It can be written as a sum of positive squares in 3 ways, for example, as 11958734736 + 39078568489 = 109356^2 + 197683^2 .

It is not a de Polignac number, because 51037303225 - 2³ = 51037303217 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1020746040 + ... + 1020746089.

Almost surely, 2^51037303225 is an apocalyptic number.

It is an amenable number.

51037303225 is a deficient number, since it is larger than the sum of its proper divisors (12248952805).

51037303225 is a wasteful number, since it uses less digits than its factorization.

51037303225 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2041492139 (or 2041492134 counting only the distinct ones).

The product of its (nonzero) digits is 18900, while the sum is 31.

The spelling of 51037303225 in words is "fifty-one billion, thirty-seven million, three hundred three thousand, two hundred twenty-five".