889791465 has 8 divisors (see below), whose sum is σ = 1423666368. Its totient is φ = 474555440.

The previous prime is 889791443. The next prime is 889791479. The reversal of 889791465 is 564197988.

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

It is not a de Polignac number, because 889791465 - 2⁵ = 889791433 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 29659701 + ... + 29659730.

It is an arithmetic number, because the mean of its divisors is an integer number (177958296).

Almost surely, 2^889791465 is an apocalyptic number.

It is an amenable number.

889791465 is a deficient number, since it is larger than the sum of its proper divisors (533874903).

889791465 is a wasteful number, since it uses less digits than its factorization.

889791465 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 59319439.

The product of its digits is 4354560, while the sum is 57.

The square root of 889791465 is about 29829.3725210572. The cubic root of 889791465 is about 961.8250384538.

The spelling of 889791465 in words is "eight hundred eighty-nine million, seven hundred ninety-one thousand, four hundred sixty-five".