56055600971 has 2 divisors, whose sum is σ = 56055600972. Its totient is φ = 56055600970.

The previous prime is 56055600959. The next prime is 56055601009. The reversal of 56055600971 is 17900655065.

56055600971 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 56055600971 - 2¹⁰ = 56055599947 is a prime.

It is a super-2 number, since 2×56055600971² (a number of 22 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (56055600901) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 28027800485 + 28027800486.

It is an arithmetic number, because the mean of its divisors is an integer number (28027800486).

Almost surely, 2^56055600971 is an apocalyptic number.

56055600971 is a deficient number, since it is larger than the sum of its proper divisors (1).

56055600971 is an equidigital number, since it uses as much as digits as its factorization.

56055600971 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 283500, while the sum is 44.

The spelling of 56055600971 in words is "fifty-six billion, fifty-five million, six hundred thousand, nine hundred seventy-one".