89372355277 has 2 divisors, whose sum is σ = 89372355278. Its totient is φ = 89372355276.

The previous prime is 89372355269. The next prime is 89372355313. The reversal of 89372355277 is 77255327398.

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., 89311920201 + 60435076 = 298851^2 + 7774^2 .

It is a cyclic number.

It is not a de Polignac number, because 89372355277 - 2³ = 89372355269 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (89372356277) 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, 44686177638 + 44686177639.

It is an arithmetic number, because the mean of its divisors is an integer number (44686177639).

Almost surely, 2^89372355277 is an apocalyptic number.

It is an amenable number.

89372355277 is a deficient number, since it is larger than the sum of its proper divisors (1).

89372355277 is an equidigital number, since it uses as much as digits as its factorization.

89372355277 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 22226400, while the sum is 58.

The spelling of 89372355277 in words is "eighty-nine billion, three hundred seventy-two million, three hundred fifty-five thousand, two hundred seventy-seven".