56843188651 has 2 divisors, whose sum is σ = 56843188652. Its totient is φ = 56843188650.

The previous prime is 56843188631. The next prime is 56843188663. The reversal of 56843188651 is 15688134865.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-56843188651 is a prime.

It is a super-2 number, since 2×56843188651² (a number of 22 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 56843188592 and 56843188601.

It is not a weakly prime, because it can be changed into another prime (56843188601) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 28421594325 + 28421594326.

It is an arithmetic number, because the mean of its divisors is an integer number (28421594326).

Almost surely, 2^56843188651 is an apocalyptic number.

56843188651 is a deficient number, since it is larger than the sum of its proper divisors (1).

56843188651 is an equidigital number, since it uses as much as digits as its factorization.

56843188651 is an evil number, because the sum of its binary digits is even.

The product of its digits is 5529600, while the sum is 55.

The spelling of 56843188651 in words is "fifty-six billion, eight hundred forty-three million, one hundred eighty-eight thousand, six hundred fifty-one".