7774099164 has 72 divisors (see below), whose sum is σ = 21289763040. Its totient is φ = 2377683072.

The previous prime is 7774099159. The next prime is 7774099213. The reversal of 7774099164 is 4619904777.

7774099164 is a `hidden beast` number, since 7 + 77 + 409 + 9 + 164 = 666.

It is a self number, because there is not a number n which added to its sum of digits gives 7774099164.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 28422 + ... + 127890.

Almost surely, 2^7774099164 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 7774099164, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (10644881520).

7774099164 is an abundant number, since it is smaller than the sum of its proper divisors (13515663876).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

7774099164 is a wasteful number, since it uses less digits than its factorization.

7774099164 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 99659 (or 99654 counting only the distinct ones).

The product of its (nonzero) digits is 2667168, while the sum is 54.

The square root of 7774099164 is about 88170.8521224560. The cubic root of 7774099164 is about 1980.9949055694.

The spelling of 7774099164 in words is "seven billion, seven hundred seventy-four million, ninety-nine thousand, one hundred sixty-four".