52217773137 has 12 divisors (see below), whose sum is σ = 75847047120. Its totient is φ = 34617368088.

The previous prime is 52217773123. The next prime is 52217773219. The reversal of 52217773137 is 73137771225.

52217773137 is a `hidden beast` number, since 52 + 217 + 77 + 313 + 7 = 666.

52217773137 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 52217773137 - 2⁶ = 52217773073 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 52217773092 and 52217773101.

It is not an unprimeable number, because it can be changed into a prime (52217773337) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 16205023 + ... + 16208244.

It is an arithmetic number, because the mean of its divisors is an integer number (6320587260).

Almost surely, 2^52217773137 is an apocalyptic number.

It is an amenable number.

52217773137 is a deficient number, since it is larger than the sum of its proper divisors (23629273983).

52217773137 is a wasteful number, since it uses less digits than its factorization.

52217773137 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 32413452 (or 32413449 counting only the distinct ones).

The product of its digits is 432180, while the sum is 45.

The spelling of 52217773137 in words is "fifty-two billion, two hundred seventeen million, seven hundred seventy-three thousand, one hundred thirty-seven".