26918632434 has 16 divisors (see below), whose sum is σ = 53839171872. Its totient is φ = 8972559648.

The previous prime is 26918632423. The next prime is 26918632441. The reversal of 26918632434 is 43423681962.

It is a super-2 number, since 2×26918632434² (a number of 22 digits) contains 22 as substring.

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, 159177 + ... + 281379.

It is an arithmetic number, because the mean of its divisors is an integer number (3364948242).

Almost surely, 2^26918632434 is an apocalyptic number.

26918632434 is an abundant number, since it is smaller than the sum of its proper divisors (26920539438).

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

26918632434 is a wasteful number, since it uses less digits than its factorization.

26918632434 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 158921.

The product of its digits is 1492992, while the sum is 48.

The spelling of 26918632434 in words is "twenty-six billion, nine hundred eighteen million, six hundred thirty-two thousand, four hundred thirty-four".