56331704449 has 2 divisors, whose sum is σ = 56331704450. Its totient is φ = 56331704448.

The previous prime is 56331704423. The next prime is 56331704453. The reversal of 56331704449 is 94440713365.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 54550273600 + 1781430849 = 233560^2 + 42207^2 .

It is a cyclic number.

It is not a de Polignac number, because 56331704449 - 2⁵ = 56331704417 is a prime.

It is a super-2 number, since 2×56331704449² (a number of 22 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 56331704399 and 56331704408.

It is not a weakly prime, because it can be changed into another prime (56331704459) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 28165852224 + 28165852225.

It is an arithmetic number, because the mean of its divisors is an integer number (28165852225).

Almost surely, 2^56331704449 is an apocalyptic number.

It is an amenable number.

56331704449 is a deficient number, since it is larger than the sum of its proper divisors (1).

56331704449 is an equidigital number, since it uses as much as digits as its factorization.

56331704449 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1088640, while the sum is 46.

The spelling of 56331704449 in words is "fifty-six billion, three hundred thirty-one million, seven hundred four thousand, four hundred forty-nine".