56056115659 has 2 divisors, whose sum is σ = 56056115660. Its totient is φ = 56056115658.

The previous prime is 56056115657. The next prime is 56056115743. The reversal of 56056115659 is 95651165065.

It is a happy number.

56056115659 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 56056115659 - 2¹ = 56056115657 is a prime.

It is a super-3 number, since 3×56056115659³ (a number of 33 digits) contains 333 as substring.

Together with 56056115657, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (56056115651) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 28028057829 + 28028057830.

It is an arithmetic number, because the mean of its divisors is an integer number (28028057830).

Almost surely, 2^56056115659 is an apocalyptic number.

56056115659 is a deficient number, since it is larger than the sum of its proper divisors (1).

56056115659 is an equidigital number, since it uses as much as digits as its factorization.

56056115659 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1215000, while the sum is 49.

The spelling of 56056115659 in words is "fifty-six billion, fifty-six million, one hundred fifteen thousand, six hundred fifty-nine".