5488656637 has 2 divisors, whose sum is σ = 5488656638. Its totient is φ = 5488656636.

The previous prime is 5488656587. The next prime is 5488656707. The reversal of 5488656637 is 7366568845.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 3178027876 + 2310628761 = 56374^2 + 48069^2 .

It is a cyclic number.

It is not a de Polignac number, because 5488656637 - 2²⁷ = 5354438909 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (5488656337) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2744328318 + 2744328319.

It is an arithmetic number, because the mean of its divisors is an integer number (2744328319).

Almost surely, 2^5488656637 is an apocalyptic number.

It is an amenable number.

5488656637 is a deficient number, since it is larger than the sum of its proper divisors (1).

5488656637 is an equidigital number, since it uses as much as digits as its factorization.

5488656637 is an evil number, because the sum of its binary digits is even.

The product of its digits is 29030400, while the sum is 58.

The square root of 5488656637 is about 74085.4684604208. The cubic root of 5488656637 is about 1763.9598166032.

The spelling of 5488656637 in words is "five billion, four hundred eighty-eight million, six hundred fifty-six thousand, six hundred thirty-seven".