56863180739 has 2 divisors, whose sum is σ = 56863180740. Its totient is φ = 56863180738.

The previous prime is 56863180697. The next prime is 56863180769. The reversal of 56863180739 is 93708136865.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-56863180739 is a prime.

It is a super-2 number, since 2×56863180739² (a number of 22 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (56863180769) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 28431590369 + 28431590370.

It is an arithmetic number, because the mean of its divisors is an integer number (28431590370).

Almost surely, 2^56863180739 is an apocalyptic number.

56863180739 is a deficient number, since it is larger than the sum of its proper divisors (1).

56863180739 is an equidigital number, since it uses as much as digits as its factorization.

56863180739 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 6531840, while the sum is 56.

The spelling of 56863180739 in words is "fifty-six billion, eight hundred sixty-three million, one hundred eighty thousand, seven hundred thirty-nine".