89504853397 has 2 divisors, whose sum is σ = 89504853398. Its totient is φ = 89504853396.

The previous prime is 89504853371. The next prime is 89504853413. The reversal of 89504853397 is 79335840598.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 56473244881 + 33031608516 = 237641^2 + 181746^2 .

It is a cyclic number.

It is not a de Polignac number, because 89504853397 - 2³⁵ = 55145115029 is a prime.

It is a super-2 number, since 2×89504853397² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (89504803397) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 44752426698 + 44752426699.

It is an arithmetic number, because the mean of its divisors is an integer number (44752426699).

Almost surely, 2^89504853397 is an apocalyptic number.

It is an amenable number.

89504853397 is a deficient number, since it is larger than the sum of its proper divisors (1).

89504853397 is an equidigital number, since it uses as much as digits as its factorization.

89504853397 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 32659200, while the sum is 61.

The spelling of 89504853397 in words is "eighty-nine billion, five hundred four million, eight hundred fifty-three thousand, three hundred ninety-seven".