609090975794 has 32 divisors (see below), whose sum is σ = 1047938083200. Its totient is φ = 260095006080.

The previous prime is 609090975791. The next prime is 609090975817. The reversal of 609090975794 is 497579090906.

It is a self number, because there is not a number n which added to its sum of digits gives 609090975794.

It is not an unprimeable number, because it can be changed into a prime (609090975791) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4704377 + ... + 4832115.

It is an arithmetic number, because the mean of its divisors is an integer number (32748065100).

Almost surely, 2^609090975794 is an apocalyptic number.

609090975794 is a deficient number, since it is larger than the sum of its proper divisors (438847107406).

609090975794 is a wasteful number, since it uses less digits than its factorization.

609090975794 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 128978.

The product of its (nonzero) digits is 38578680, while the sum is 65.

The spelling of 609090975794 in words is "six hundred nine billion, ninety million, nine hundred seventy-five thousand, seven hundred ninety-four".