89657205376 has 16 divisors (see below), whose sum is σ = 178613964090. Its totient is φ = 44828602624.

The previous prime is 89657205373. The next prime is 89657205397. The reversal of 89657205376 is 67350275698.

It can be written as a sum of positive squares in only one way, i.e., 68581134400 + 21076070976 = 261880^2 + 145176^2 .

It is a tau number, because it is divible by the number of its divisors (16).

It is a self number, because there is not a number n which added to its sum of digits gives 89657205376.

It is not an unprimeable number, because it can be changed into a prime (89657205371) 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, 350223331 + ... + 350223586.

Almost surely, 2^89657205376 is an apocalyptic number.

It is an amenable number.

89657205376 is a deficient number, since it is larger than the sum of its proper divisors (88956758714).

89657205376 is an equidigital number, since it uses as much as digits as its factorization.

89657205376 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 700446931 (or 700446919 counting only the distinct ones).

The product of its (nonzero) digits is 19051200, while the sum is 58.

The spelling of 89657205376 in words is "eighty-nine billion, six hundred fifty-seven million, two hundred five thousand, three hundred seventy-six".