2606439257908 has 24 divisors (see below), whose sum is σ = 4759716471552. Its totient is φ = 1246523402784.

The previous prime is 2606439257833. The next prime is 2606439257923. The reversal of 2606439257908 is 8097529346062.

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, 3119866 + ... + 3866062.

It is an arithmetic number, because the mean of its divisors is an integer number (198321519648).

Almost surely, 2^{2606439257908} is an apocalyptic number.

It is an amenable number.

2606439257908 is a deficient number, since it is larger than the sum of its proper divisors (2153277213644).

2606439257908 is a wasteful number, since it uses less digits than its factorization.

2606439257908 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 784191 (or 784189 counting only the distinct ones).

The product of its (nonzero) digits is 39191040, while the sum is 61.

The spelling of 2606439257908 in words is "two trillion, six hundred six billion, four hundred thirty-nine million, two hundred fifty-seven thousand, nine hundred eight".