2662791604 has 24 divisors (see below), whose sum is σ = 5304535488. Its totient is φ = 1157735040.

The previous prime is 2662791589. The next prime is 2662791611. The reversal of 2662791604 is 4061972662.

It is a happy number.

It is a congruent number.

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, 1314597 + ... + 1316620.

It is an arithmetic number, because the mean of its divisors is an integer number (221022312).

Almost surely, 2^2662791604 is an apocalyptic number.

It is an amenable number.

2662791604 is a deficient number, since it is larger than the sum of its proper divisors (2641743884).

2662791604 is a wasteful number, since it uses less digits than its factorization.

2662791604 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2631255 (or 2631253 counting only the distinct ones).

The product of its (nonzero) digits is 217728, while the sum is 43.

The square root of 2662791604 is about 51602.2441760046. The cubic root of 2662791604 is about 1386.0505184790.

The spelling of 2662791604 in words is "two billion, six hundred sixty-two million, seven hundred ninety-one thousand, six hundred four".