55644864282 has 96 divisors (see below), whose sum is σ = 142509219840. Its totient is φ = 15355694880.

The previous prime is 55644864271. The next prime is 55644864299. The reversal of 55644864282 is 28246844655.

55644864282 is a `hidden beast` number, since 556 + 4 + 4 + 8 + 6 + 4 + 2 + 82 = 666.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 2029219 + ... + 2056457.

It is an arithmetic number, because the mean of its divisors is an integer number (1484471040).

Almost surely, 2^55644864282 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 55644864282, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (71254609920).

55644864282 is an abundant number, since it is smaller than the sum of its proper divisors (86864355558).

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

55644864282 is a wasteful number, since it uses less digits than its factorization.

55644864282 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27808 (or 27805 counting only the distinct ones).

The product of its digits is 14745600, while the sum is 54.

The spelling of 55644864282 in words is "fifty-five billion, six hundred forty-four million, eight hundred sixty-four thousand, two hundred eighty-two".