26442424064 has 36 divisors (see below), whose sum is σ = 60321783984. Its totient is φ = 11332466688.

The previous prime is 26442424027. The next prime is 26442424067. The reversal of 26442424064 is 46042424462.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (26442424067) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7376117 + ... + 7379700.

Almost surely, 2^26442424064 is an apocalyptic number.

It is an amenable number.

26442424064 is an abundant number, since it is smaller than the sum of its proper divisors (33879359920).

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

26442424064 is an equidigital number, since it uses as much as digits as its factorization.

26442424064 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14755840 (or 14755826 counting only the distinct ones).

The product of its (nonzero) digits is 294912, while the sum is 38.

The spelling of 26442424064 in words is "twenty-six billion, four hundred forty-two million, four hundred twenty-four thousand, sixty-four".