26901814854 has 16 divisors (see below), whose sum is σ = 54279769392. Its totient is φ = 8887915008.

The previous prime is 26901814853. The next prime is 26901814861. The reversal of 26901814854 is 45841810962.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (26901814853) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 19838419 + ... + 19839774.

It is an arithmetic number, because the mean of its divisors is an integer number (3392485587).

Almost surely, 2^26901814854 is an apocalyptic number.

26901814854 is an abundant number, since it is smaller than the sum of its proper divisors (27377954538).

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

26901814854 is a wasteful number, since it uses less digits than its factorization.

26901814854 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 39678311.

The product of its (nonzero) digits is 552960, while the sum is 48.

The spelling of 26901814854 in words is "twenty-six billion, nine hundred one million, eight hundred fourteen thousand, eight hundred fifty-four".