52275717657 has 8 divisors (see below), whose sum is σ = 77445507680. Its totient is φ = 34850478420.

The previous prime is 52275717649. The next prime is 52275717701. The reversal of 52275717657 is 75671757225.

52275717657 is a `hidden beast` number, since 5 + 2 + 2 + 7 + 571 + 7 + 65 + 7 = 666.

It is not a de Polignac number, because 52275717657 - 2³ = 52275717649 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (52275717157) 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, 968068819 + ... + 968068872.

It is an arithmetic number, because the mean of its divisors is an integer number (9680688460).

Almost surely, 2^52275717657 is an apocalyptic number.

It is an amenable number.

52275717657 is a deficient number, since it is larger than the sum of its proper divisors (25169790023).

52275717657 is a wasteful number, since it uses less digits than its factorization.

52275717657 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1936137700 (or 1936137694 counting only the distinct ones).

The product of its digits is 7203000, while the sum is 54.

The spelling of 52275717657 in words is "fifty-two billion, two hundred seventy-five million, seven hundred seventeen thousand, six hundred fifty-seven".