56281613683 has 2 divisors, whose sum is σ = 56281613684. Its totient is φ = 56281613682.

The previous prime is 56281613677. The next prime is 56281613741. The reversal of 56281613683 is 38631618265.

56281613683 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 56281613683 - 2⁵ = 56281613651 is a prime.

It is a super-4 number, since 4×56281613683⁴ (a number of 44 digits) contains 4444 as substring.

It is not a weakly prime, because it can be changed into another prime (56281613183) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 28140806841 + 28140806842.

It is an arithmetic number, because the mean of its divisors is an integer number (28140806842).

Almost surely, 2^56281613683 is an apocalyptic number.

56281613683 is a deficient number, since it is larger than the sum of its proper divisors (1).

56281613683 is an equidigital number, since it uses as much as digits as its factorization.

56281613683 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1244160, while the sum is 49.

The spelling of 56281613683 in words is "fifty-six billion, two hundred eighty-one million, six hundred thirteen thousand, six hundred eighty-three".