56044880663 has 2 divisors, whose sum is σ = 56044880664. Its totient is φ = 56044880662.

The previous prime is 56044880603. The next prime is 56044880699. The reversal of 56044880663 is 36608844065.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 56044880663 - 2¹⁴ = 56044864279 is a prime.

It is a super-2 number, since 2×56044880663² (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 (56044880603) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 28022440331 + 28022440332.

It is an arithmetic number, because the mean of its divisors is an integer number (28022440332).

Almost surely, 2^56044880663 is an apocalyptic number.

56044880663 is a deficient number, since it is larger than the sum of its proper divisors (1).

56044880663 is an equidigital number, since it uses as much as digits as its factorization.

56044880663 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3317760, while the sum is 50.

The spelling of 56044880663 in words is "fifty-six billion, forty-four million, eight hundred eighty thousand, six hundred sixty-three".