26845279254 has 16 divisors (see below), whose sum is σ = 59656176240. Its totient is φ = 8948426400.

The previous prime is 26845279249. The next prime is 26845279261. The reversal of 26845279254 is 45297254862.

26845279254 is a `hidden beast` number, since 2 + 68 + 4 + 527 + 9 + 2 + 54 = 666.

It is a Harshad number since it is a multiple of its sum of digits (54), and also a Moran number because the ratio is a prime number: 497134801 = 26845279254 / (2 + 6 + 8 + 4 + 5 + 2 + 7 + 9 + 2 + 5 + 4).

It is a self number, because there is not a number n which added to its sum of digits gives 26845279254.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 248567347 + ... + 248567454.

It is an arithmetic number, because the mean of its divisors is an integer number (3728511015).

Almost surely, 2^26845279254 is an apocalyptic number.

26845279254 is an abundant number, since it is smaller than the sum of its proper divisors (32810896986).

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

26845279254 is a wasteful number, since it uses less digits than its factorization.

26845279254 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 497134812 (or 497134806 counting only the distinct ones).

The product of its digits is 9676800, while the sum is 54.

The spelling of 26845279254 in words is "twenty-six billion, eight hundred forty-five million, two hundred seventy-nine thousand, two hundred fifty-four".