2605565472104 has 32 divisors (see below), whose sum is σ = 5583498553920. Its totient is φ = 1116642122496.

The previous prime is 2605565472091. The next prime is 2605565472143. The reversal of 2605565472104 is 4012745655062.

It is a hoax number, since the sum of its digits (47) coincides with the sum of the digits of its distinct prime factors.

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, 1667072 + ... + 2826704.

It is an arithmetic number, because the mean of its divisors is an integer number (174484329810).

Almost surely, 2^{2605565472104} is an apocalyptic number.

It is an amenable number.

2605565472104 is an abundant number, since it is smaller than the sum of its proper divisors (2977933081816).

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

2605565472104 is a wasteful number, since it uses less digits than its factorization.

2605565472104 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1199769 (or 1199765 counting only the distinct ones).

The product of its (nonzero) digits is 2016000, while the sum is 47.

The spelling of 2605565472104 in words is "two trillion, six hundred five billion, five hundred sixty-five million, four hundred seventy-two thousand, one hundred four".