83416759577 has 2 divisors, whose sum is σ = 83416759578. Its totient is φ = 83416759576.

The previous prime is 83416759561. The next prime is 83416759691. The reversal of 83416759577 is 77595761438.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 83348267401 + 68492176 = 288701^2 + 8276^2 .

It is a cyclic number.

It is not a de Polignac number, because 83416759577 - 2⁴ = 83416759561 is a prime.

It is not a weakly prime, because it can be changed into another prime (83416759177) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 41708379788 + 41708379789.

It is an arithmetic number, because the mean of its divisors is an integer number (41708379789).

Almost surely, 2^83416759577 is an apocalyptic number.

It is an amenable number.

83416759577 is a deficient number, since it is larger than the sum of its proper divisors (1).

83416759577 is an equidigital number, since it uses as much as digits as its factorization.

83416759577 is an evil number, because the sum of its binary digits is even.

The product of its digits is 44452800, while the sum is 62.

The spelling of 83416759577 in words is "eighty-three billion, four hundred sixteen million, seven hundred fifty-nine thousand, five hundred seventy-seven".