51766252227 has 8 divisors (see below), whose sum is σ = 76690744080. Its totient is φ = 34510834800.

The previous prime is 51766252217. The next prime is 51766252231. The reversal of 51766252227 is 72225266715.

51766252227 is a `hidden beast` number, since 5 + 17 + 6 + 625 + 2 + 2 + 2 + 7 = 666.

It is not a de Polignac number, because 51766252227 - 2¹⁵ = 51766219459 is a prime.

It is not an unprimeable number, because it can be changed into a prime (51766252217) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 958634274 + ... + 958634327.

It is an arithmetic number, because the mean of its divisors is an integer number (9586343010).

Almost surely, 2^51766252227 is an apocalyptic number.

51766252227 is a deficient number, since it is larger than the sum of its proper divisors (24924491853).

51766252227 is a wasteful number, since it uses less digits than its factorization.

51766252227 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1917268610 (or 1917268604 counting only the distinct ones).

The product of its digits is 705600, while the sum is 45.

The spelling of 51766252227 in words is "fifty-one billion, seven hundred sixty-six million, two hundred fifty-two thousand, two hundred twenty-seven".