61126562179 has 2 divisors, whose sum is σ = 61126562180. Its totient is φ = 61126562178.

The previous prime is 61126562141. The next prime is 61126562269. The reversal of 61126562179 is 97126562116.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 61126562179 - 2²⁵ = 61093007747 is a prime.

It is not a weakly prime, because it can be changed into another prime (61126560179) 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, 30563281089 + 30563281090.

It is an arithmetic number, because the mean of its divisors is an integer number (30563281090).

Almost surely, 2^61126562179 is an apocalyptic number.

61126562179 is a deficient number, since it is larger than the sum of its proper divisors (1).

61126562179 is an equidigital number, since it uses as much as digits as its factorization.

61126562179 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 272160, while the sum is 46.

The spelling of 61126562179 in words is "sixty-one billion, one hundred twenty-six million, five hundred sixty-two thousand, one hundred seventy-nine".