26534478318 has 16 divisors (see below), whose sum is σ = 54363321936. Its totient is φ = 8629098560.

The previous prime is 26534478301. The next prime is 26534478323. The reversal of 26534478318 is 81387443562.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 53931621 + ... + 53932112.

It is an arithmetic number, because the mean of its divisors is an integer number (3397707621).

Almost surely, 2^26534478318 is an apocalyptic number.

26534478318 is an abundant number, since it is smaller than the sum of its proper divisors (27828843618).

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

26534478318 is a wasteful number, since it uses less digits than its factorization.

26534478318 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 107863779.

The product of its digits is 3870720, while the sum is 51.

The spelling of 26534478318 in words is "twenty-six billion, five hundred thirty-four million, four hundred seventy-eight thousand, three hundred eighteen".