26938560616 has 32 divisors (see below), whose sum is σ = 55117584000. Its totient is φ = 12241248640.

The previous prime is 26938560559. The next prime is 26938560619. The reversal of 26938560616 is 61606583962.

It is not an unprimeable number, because it can be changed into a prime (26938560619) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 273585 + ... + 358783.

It is an arithmetic number, because the mean of its divisors is an integer number (1722424500).

Almost surely, 2^26938560616 is an apocalyptic number.

It is an amenable number.

26938560616 is an abundant number, since it is smaller than the sum of its proper divisors (28179023384).

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

26938560616 is a wasteful number, since it uses less digits than its factorization.

26938560616 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 88809 (or 88805 counting only the distinct ones).

The product of its (nonzero) digits is 2799360, while the sum is 52.

The spelling of 26938560616 in words is "twenty-six billion, nine hundred thirty-eight million, five hundred sixty thousand, six hundred sixteen".