56837415247 has 2 divisors, whose sum is σ = 56837415248. Its totient is φ = 56837415246.

The previous prime is 56837415223. The next prime is 56837415253. The reversal of 56837415247 is 74251473865.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-56837415247 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 56837415194 and 56837415203.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (56837416247) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 28418707623 + 28418707624.

It is an arithmetic number, because the mean of its divisors is an integer number (28418707624).

Almost surely, 2^56837415247 is an apocalyptic number.

56837415247 is a deficient number, since it is larger than the sum of its proper divisors (1).

56837415247 is an equidigital number, since it uses as much as digits as its factorization.

56837415247 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 5644800, while the sum is 52.

The spelling of 56837415247 in words is "fifty-six billion, eight hundred thirty-seven million, four hundred fifteen thousand, two hundred forty-seven".