89664639362 has 8 divisors (see below), whose sum is σ = 136008161100. Its totient is φ = 44328585664.

The previous prime is 89664639341. The next prime is 89664639371. The reversal of 89664639362 is 26393646698.

It can be written as a sum of positive squares in 2 ways, for example, as 70229770081 + 19434869281 = 265009^2 + 139409^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a junction number, because it is equal to n+sod(n) for n = 89664639295 and 89664639304.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 251866787 + ... + 251867142.

Almost surely, 2^89664639362 is an apocalyptic number.

89664639362 is a deficient number, since it is larger than the sum of its proper divisors (46343521738).

89664639362 is a wasteful number, since it uses less digits than its factorization.

89664639362 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 503734020.

The product of its digits is 60466176, while the sum is 62.

The spelling of 89664639362 in words is "eighty-nine billion, six hundred sixty-four million, six hundred thirty-nine thousand, three hundred sixty-two".