61116177319 has 2 divisors, whose sum is σ = 61116177320. Its totient is φ = 61116177318.

The previous prime is 61116177293. The next prime is 61116177359. The reversal of 61116177319 is 91377161116.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 61116177319 - 2²⁹ = 60579306407 is a prime.

It is a super-2 number, since 2×61116177319² (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (61116177359) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 30558088659 + 30558088660.

It is an arithmetic number, because the mean of its divisors is an integer number (30558088660).

Almost surely, 2^61116177319 is an apocalyptic number.

61116177319 is a deficient number, since it is larger than the sum of its proper divisors (1).

61116177319 is an equidigital number, since it uses as much as digits as its factorization.

61116177319 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 47628, while the sum is 43.

The spelling of 61116177319 in words is "sixty-one billion, one hundred sixteen million, one hundred seventy-seven thousand, three hundred nineteen".