26980715798 has 8 divisors (see below), whose sum is σ = 40488608160. Its totient is φ = 13484513080.

The previous prime is 26980715779. The next prime is 26980715803. The reversal of 26980715798 is 89751708962.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a self number, because there is not a number n which added to its sum of digits gives 26980715798.

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, 2916638 + ... + 2925873.

It is an arithmetic number, because the mean of its divisors is an integer number (5061076020).

Almost surely, 2^26980715798 is an apocalyptic number.

26980715798 is a deficient number, since it is larger than the sum of its proper divisors (13507892362).

26980715798 is a wasteful number, since it uses less digits than its factorization.

26980715798 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5844822.

The product of its (nonzero) digits is 15240960, while the sum is 62.

The spelling of 26980715798 in words is "twenty-six billion, nine hundred eighty million, seven hundred fifteen thousand, seven hundred ninety-eight".