26444024490688 has 112 divisors (see below), whose sum is σ = 63056283336000. Its totient is φ = 10762971770880.

The previous prime is 26444024490683. The next prime is 26444024490701. The reversal of 26444024490688 is 88609442044462.

It is a tau number, because it is divible by the number of its divisors (112).

It is a Harshad number since it is a multiple of its sum of digits (61).

It is not an unprimeable number, because it can be changed into a prime (26444024490683) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 15891163 + ... + 17476186.

Almost surely, 2^{26444024490688} is an apocalyptic number.

26444024490688 is a gapful number since it is divisible by the number (28) formed by its first and last digit.

It is an amenable number.

26444024490688 is an abundant number, since it is smaller than the sum of its proper divisors (36612258845312).

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

26444024490688 is a wasteful number, since it uses less digits than its factorization.

26444024490688 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 33367458 (or 33367448 counting only the distinct ones).

The product of its (nonzero) digits is 84934656, while the sum is 61.

The spelling of 26444024490688 in words is "twenty-six trillion, four hundred forty-four billion, twenty-four million, four hundred ninety thousand, six hundred eighty-eight".