52644262485 has 32 divisors (see below), whose sum is σ = 86531231232. Its totient is φ = 27310556160.

The previous prime is 52644262459. The next prime is 52644262493. The reversal of 52644262485 is 58426244625.

52644262485 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 52644262485 - 2¹² = 52644258389 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2396100 + ... + 2417970.

It is an arithmetic number, because the mean of its divisors is an integer number (2704100976).

Almost surely, 2^52644262485 is an apocalyptic number.

It is an amenable number.

52644262485 is a deficient number, since it is larger than the sum of its proper divisors (33886968747).

52644262485 is a wasteful number, since it uses less digits than its factorization.

52644262485 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26253.

The product of its digits is 3686400, while the sum is 48.

The spelling of 52644262485 in words is "fifty-two billion, six hundred forty-four million, two hundred sixty-two thousand, four hundred eighty-five".