26270091046491 has 48 divisors (see below), whose sum is σ = 37843197408000. Its totient is φ = 16202037064192.

The previous prime is 26270091046477. The next prime is 26270091046553. The reversal of 26270091046491 is 19464019007262.

It is not a de Polignac number, because 26270091046491 - 2³³ = 26261501111899 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (51).

It is not an unprimeable number, because it can be changed into a prime (26270091046691) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 583070521 + ... + 583115573.

It is an arithmetic number, because the mean of its divisors is an integer number (788399946000).

Almost surely, 2^{26270091046491} is an apocalyptic number.

26270091046491 is a deficient number, since it is larger than the sum of its proper divisors (11573106361509).

26270091046491 is a wasteful number, since it uses less digits than its factorization.

26270091046491 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 56548 (or 56531 counting only the distinct ones).

The product of its (nonzero) digits is 1306368, while the sum is 51.

The spelling of 26270091046491 in words is "twenty-six trillion, two hundred seventy billion, ninety-one million, forty-six thousand, four hundred ninety-one".