2560616666104 has 32 divisors (see below), whose sum is σ = 5775827068800. Its totient is φ = 1039648871520.

The previous prime is 2560616666087. The next prime is 2560616666137. The reversal of 2560616666104 is 4016666160652.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1203296242 + ... + 1203298369.

It is an arithmetic number, because the mean of its divisors is an integer number (180494595900).

Almost surely, 2^{2560616666104} is an apocalyptic number.

It is an amenable number.

2560616666104 is an abundant number, since it is smaller than the sum of its proper divisors (3215210402696).

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

2560616666104 is a wasteful number, since it uses less digits than its factorization.

2560616666104 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2406594643 (or 2406594639 counting only the distinct ones).

The product of its (nonzero) digits is 1866240, while the sum is 49.

The spelling of 2560616666104 in words is "two trillion, five hundred sixty billion, six hundred sixteen million, six hundred sixty-six thousand, one hundred four".