26118456968840 has 32 divisors (see below), whose sum is σ = 58767088248000. Its totient is φ = 10447283219904.

The previous prime is 26118456968759. The next prime is 26118456968893. The reversal of 26118456968840 is 4886965481162.

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, 1212251 + ... + 7328469.

It is an arithmetic number, because the mean of its divisors is an integer number (1836471507750).

Almost surely, 2^{26118456968840} is an apocalyptic number.

26118456968840 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

26118456968840 is an abundant number, since it is smaller than the sum of its proper divisors (32648631279160).

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

26118456968840 is a wasteful number, since it uses less digits than its factorization.

26118456968840 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6222989 (or 6222985 counting only the distinct ones).

The product of its (nonzero) digits is 159252480, while the sum is 68.

The spelling of 26118456968840 in words is "twenty-six trillion, one hundred eighteen billion, four hundred fifty-six million, nine hundred sixty-eight thousand, eight hundred forty".