26544440532 has 24 divisors (see below), whose sum is σ = 62032775616. Its totient is φ = 8834468608.

The previous prime is 26544440521. The next prime is 26544440537. The reversal of 26544440532 is 23504444562.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (26544440537) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1701693 + ... + 1717220.

It is an arithmetic number, because the mean of its divisors is an integer number (2584698984).

Almost surely, 2^26544440532 is an apocalyptic number.

It is an amenable number.

26544440532 is an abundant number, since it is smaller than the sum of its proper divisors (35488335084).

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

26544440532 is a wasteful number, since it uses less digits than its factorization.

26544440532 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3419567 (or 3419565 counting only the distinct ones).

The product of its (nonzero) digits is 460800, while the sum is 39.

The spelling of 26544440532 in words is "twenty-six billion, five hundred forty-four million, four hundred forty thousand, five hundred thirty-two".