26031242144 has 36 divisors (see below), whose sum is σ = 54088312194. Its totient is φ = 12330582912.

The previous prime is 26031242113. The next prime is 26031242177. The reversal of 26031242144 is 44124213062.

It can be written as a sum of positive squares in only one way, i.e., 25788505744 + 242736400 = 160588^2 + 15580^2 .

It is an unprimeable number.

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 5 ways as a sum of consecutive naturals, for example, 1115147 + ... + 1138250.

Almost surely, 2^26031242144 is an apocalyptic number.

It is an amenable number.

26031242144 is an abundant number, since it is smaller than the sum of its proper divisors (28057070050).

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

26031242144 is a wasteful number, since it uses less digits than its factorization.

26031242144 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2253445 (or 2253418 counting only the distinct ones).

The product of its (nonzero) digits is 9216, while the sum is 29.

The spelling of 26031242144 in words is "twenty-six billion, thirty-one million, two hundred forty-two thousand, one hundred forty-four".