53657586337 has 2 divisors, whose sum is σ = 53657586338. Its totient is φ = 53657586336.

The previous prime is 53657586277. The next prime is 53657586347. The reversal of 53657586337 is 73368575635.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 47192783121 + 6464803216 = 217239^2 + 80404^2 .

It is a cyclic number.

It is not a de Polignac number, because 53657586337 - 2⁷ = 53657586209 is a prime.

It is not a weakly prime, because it can be changed into another prime (53657586347) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26828793168 + 26828793169.

It is an arithmetic number, because the mean of its divisors is an integer number (26828793169).

Almost surely, 2^53657586337 is an apocalyptic number.

It is an amenable number.

53657586337 is a deficient number, since it is larger than the sum of its proper divisors (1).

53657586337 is an equidigital number, since it uses as much as digits as its factorization.

53657586337 is an evil number, because the sum of its binary digits is even.

The product of its digits is 47628000, while the sum is 58.

The spelling of 53657586337 in words is "fifty-three billion, six hundred fifty-seven million, five hundred eighty-six thousand, three hundred thirty-seven".