2604716138768 has 20 divisors (see below), whose sum is σ = 5047055903388. Its totient is φ = 1302250099200.

The previous prime is 2604716138743. The next prime is 2604716138809. The reversal of 2604716138768 is 8678316174062.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 376347894784 + 2228368243984 = 613472^2 + 1492772^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6548933 + ... + 6935268.

Almost surely, 2^{2604716138768} is an apocalyptic number.

It is an amenable number.

2604716138768 is a deficient number, since it is larger than the sum of its proper divisors (2442339764620).

2604716138768 is a wasteful number, since it uses less digits than its factorization.

2604716138768 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13496282 (or 13496276 counting only the distinct ones).

The product of its (nonzero) digits is 16257024, while the sum is 59.

The spelling of 2604716138768 in words is "two trillion, six hundred four billion, seven hundred sixteen million, one hundred thirty-eight thousand, seven hundred sixty-eight".