2608978305308 has 12 divisors (see below), whose sum is σ = 4565992821432. Its totient is φ = 1304408927760.

The previous prime is 2608978305259. The next prime is 2608978305317. The reversal of 2608978305308 is 8035038798062.

It is a congruent number.

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, 19983023 + ... + 20113158.

It is an arithmetic number, because the mean of its divisors is an integer number (380499401786).

Almost surely, 2^{2608978305308} is an apocalyptic number.

It is an amenable number.

2608978305308 is a deficient number, since it is larger than the sum of its proper divisors (1957014516124).

2608978305308 is a wasteful number, since it uses less digits than its factorization.

2608978305308 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 40112452 (or 40112450 counting only the distinct ones).

The product of its (nonzero) digits is 17418240, while the sum is 59.

The spelling of 2608978305308 in words is "two trillion, six hundred eight billion, nine hundred seventy-eight million, three hundred five thousand, three hundred eight".