56277470269 has 2 divisors, whose sum is σ = 56277470270. Its totient is φ = 56277470268.

The previous prime is 56277470257. The next prime is 56277470309. The reversal of 56277470269 is 96207477265.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 48818902500 + 7458567769 = 220950^2 + 86363^2 .

It is a cyclic number.

It is not a de Polignac number, because 56277470269 - 2⁵ = 56277470237 is a prime.

It is a super-2 number, since 2×56277470269² (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (56277450269) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 28138735134 + 28138735135.

It is an arithmetic number, because the mean of its divisors is an integer number (28138735135).

Almost surely, 2^56277470269 is an apocalyptic number.

It is an amenable number.

56277470269 is a deficient number, since it is larger than the sum of its proper divisors (1).

56277470269 is an equidigital number, since it uses as much as digits as its factorization.

56277470269 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 8890560, while the sum is 55.

The spelling of 56277470269 in words is "fifty-six billion, two hundred seventy-seven million, four hundred seventy thousand, two hundred sixty-nine".