6604012692 has 36 divisors (see below), whose sum is σ = 16703630580. Its totient is φ = 2199998592.

The previous prime is 6604012643. The next prime is 6604012697. The reversal of 6604012692 is 2962104066.

It can be written as a sum of positive squares in 2 ways, for example, as 2750582916 + 3853429776 = 52446^2 + 62076^2 .

It is a tau number, because it is divible by the number of its divisors (36).

It is a super-2 number, since 2×6604012692² = 87225967272194173728, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6604012697) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 5128 + ... + 115040.

Almost surely, 2^6604012692 is an apocalyptic number.

It is an amenable number.

6604012692 is an abundant number, since it is smaller than the sum of its proper divisors (10099617888).

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

6604012692 is a wasteful number, since it uses less digits than its factorization.

6604012692 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 111592 (or 111587 counting only the distinct ones).

The product of its (nonzero) digits is 31104, while the sum is 36.

The square root of 6604012692 is about 81265.0767058027. The cubic root of 6604012692 is about 1876.1575256846.

The spelling of 6604012692 in words is "six billion, six hundred four million, twelve thousand, six hundred ninety-two".