26442549941824 has 21 divisors (see below), whose sum is σ = 52472016673867. Its totient is φ = 13221254401984.

The previous prime is 26442549941779. The next prime is 26442549941831. The reversal of 26442549941824 is 42814994524462.

The square root of 26442549941824 is 5142232.

It is a perfect power (a square), and thus also a powerful number.

It is a Harshad number since it is a multiple of its sum of digits (64).

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 2 ways as a sum of consecutive naturals, for example, 40816467 + ... + 41459245.

Almost surely, 2^{26442549941824} is an apocalyptic number.

26442549941824 is the 5142232-nd square number.

It is an amenable number.

26442549941824 is a deficient number, since it is larger than the sum of its proper divisors (26029466732043).

26442549941824 is an frugal number, since it uses more digits than its factorization.

26442549941824 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1285570 (or 642781 counting only the distinct ones).

The product of its digits is 159252480, while the sum is 64.

26442549941824 divided by its sum of digits (64) gives a square (413164842841 = 642779²).

The spelling of 26442549941824 in words is "twenty-six trillion, four hundred forty-two billion, five hundred forty-nine million, nine hundred forty-one thousand, eight hundred twenty-four".