260978819498 has 24 divisors (see below), whose sum is σ = 420158936160. Its totient is φ = 121526245800.

The previous prime is 260978819417. The next prime is 260978819509. The reversal of 260978819498 is 894918879062.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 3020678 + ... + 3105873.

It is an arithmetic number, because the mean of its divisors is an integer number (17506622340).

Almost surely, 2^260978819498 is an apocalyptic number.

260978819498 is a deficient number, since it is larger than the sum of its proper divisors (159180116662).

260978819498 is a wasteful number, since it uses less digits than its factorization.

260978819498 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6126650 (or 6126631 counting only the distinct ones).

The product of its (nonzero) digits is 125411328, while the sum is 71.

The spelling of 260978819498 in words is "two hundred sixty billion, nine hundred seventy-eight million, eight hundred nineteen thousand, four hundred ninety-eight".