54862287529 has 9 divisors (see below), whose sum is σ = 63821303031. Its totient is φ = 47023412520.

The previous prime is 54862287517. The next prime is 54862287539. The reversal of 54862287529 is 92578226845.

The square root of 54862287529 is 234227.

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

It can be written as a sum of positive squares in only one way, i.e., 27432303129 + 27429984400 = 165627^2 + 165620^2 .

It is not a de Polignac number, because 54862287529 - 2⁹ = 54862287017 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (54862287539) by changing a digit.

It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 1622859 + ... + 1656319.

Almost surely, 2^54862287529 is an apocalyptic number.

54862287529 is the 234227-th square number.

54862287529 is the 117114-th centered octagonal number.

It is an amenable number.

54862287529 is a deficient number, since it is larger than the sum of its proper divisors (8959015502).

54862287529 is an frugal number, since it uses more digits than its factorization.

54862287529 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 66936 (or 33468 counting only the distinct ones).

The product of its digits is 19353600, while the sum is 58.

The spelling of 54862287529 in words is "fifty-four billion, eight hundred sixty-two million, two hundred eighty-seven thousand, five hundred twenty-nine".