26748062891 has 6 divisors (see below), whose sum is σ = 29400763476. Its totient is φ = 24316420700.

The previous prime is 26748062879. The next prime is 26748062927. The reversal of 26748062891 is 19826084762.

It is not a de Polignac number, because 26748062891 - 2²² = 26743868587 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (26748062821) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 110529065 + ... + 110529306.

It is an arithmetic number, because the mean of its divisors is an integer number (4900127246).

Almost surely, 2^26748062891 is an apocalyptic number.

26748062891 is a deficient number, since it is larger than the sum of its proper divisors (2652700585).

26748062891 is a wasteful number, since it uses less digits than its factorization.

26748062891 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 221058393 (or 221058382 counting only the distinct ones).

The product of its (nonzero) digits is 2322432, while the sum is 53.

The spelling of 26748062891 in words is "twenty-six billion, seven hundred forty-eight million, sixty-two thousand, eight hundred ninety-one".