7705961604 has 72 divisors (see below), whose sum is σ = 21264149088. Its totient is φ = 2333560320.

The previous prime is 7705961573. The next prime is 7705961623. The reversal of 7705961604 is 4061695077.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 7705961604.

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, 666279 + ... + 677745.

It is an arithmetic number, because the mean of its divisors is an integer number (295335404).

Almost surely, 2^7705961604 is an apocalyptic number.

It is an amenable number.

7705961604 is an abundant number, since it is smaller than the sum of its proper divisors (13558187484).

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

7705961604 is a wasteful number, since it uses less digits than its factorization.

7705961604 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13185 (or 13180 counting only the distinct ones).

The product of its (nonzero) digits is 317520, while the sum is 45.

The square root of 7705961604 is about 87783.6066928216. The cubic root of 7705961604 is about 1975.1903126120.

The spelling of 7705961604 in words is "seven billion, seven hundred five million, nine hundred sixty-one thousand, six hundred four".