26554522059664 has 45 divisors (see below), whose sum is σ = 54654567766131. Its totient is φ = 12496080775680.

The previous prime is 26554522059643. The next prime is 26554522059683. The reversal of 26554522059664 is 46695022545562.

The square root of 26554522059664 is 5153108.

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

It can be written as a sum of positive squares in 4 ways, for example, as 21803475600 + 26532718584064 = 147660^2 + 5150992^2 .

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 350373454 + ... + 350449234.

Almost surely, 2^{26554522059664} is an apocalyptic number.

26554522059664 is the 5153108-th square number.

It is an amenable number.

26554522059664 is an abundant number, since it is smaller than the sum of its proper divisors (28100045706467).

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

26554522059664 is an frugal number, since it uses more digits than its factorization.

26554522059664 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 151604 (or 75800 counting only the distinct ones).

The product of its (nonzero) digits is 155520000, while the sum is 61.

The spelling of 26554522059664 in words is "twenty-six trillion, five hundred fifty-four billion, five hundred twenty-two million, fifty-nine thousand, six hundred sixty-four".