544251552220 has 192 divisors, whose sum is σ = 1218057523200. Its totient is φ = 204055470080.

The previous prime is 544251552217. The next prime is 544251552253. The reversal of 544251552220 is 22255152445.

It is a self number, because there is not a number n which added to its sum of digits gives 544251552220.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 350450964 + ... + 350452516.

It is an arithmetic number, because the mean of its divisors is an integer number (6344049600).

Almost surely, 2^544251552220 is an apocalyptic number.

It is an amenable number.

544251552220 is an abundant number, since it is smaller than the sum of its proper divisors (673805970980).

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

544251552220 is a wasteful number, since it uses less digits than its factorization.

544251552220 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1828 (or 1826 counting only the distinct ones).

The product of its (nonzero) digits is 160000, while the sum is 37.

The spelling of 544251552220 in words is "five hundred forty-four billion, two hundred fifty-one million, five hundred fifty-two thousand, two hundred twenty".