2600662644044 has 48 divisors (see below), whose sum is σ = 4877476920288. Its totient is φ = 1208961481728.

The previous prime is 2600662643981. The next prime is 2600662644049. The reversal of 2600662644044 is 4404462660062.

It is a junction number, because it is equal to n+sod(n) for n = 2600662643986 and 2600662644004.

It is not an unprimeable number, because it can be changed into a prime (2600662644049) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 65433602 + ... + 65473334.

It is an arithmetic number, because the mean of its divisors is an integer number (101614102506).

Almost surely, 2^{2600662644044} is an apocalyptic number.

It is an amenable number.

2600662644044 is a deficient number, since it is larger than the sum of its proper divisors (2276814276244).

2600662644044 is a wasteful number, since it uses less digits than its factorization.

2600662644044 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 51434 (or 51432 counting only the distinct ones).

The product of its (nonzero) digits is 1327104, while the sum is 44.

The spelling of 2600662644044 in words is "two trillion, six hundred billion, six hundred sixty-two million, six hundred forty-four thousand, forty-four".