544220242398 has 64 divisors (see below), whose sum is σ = 1404804848640. Its totient is φ = 152942450400.

The previous prime is 544220242381. The next prime is 544220242403. The reversal of 544220242398 is 893242022445.

544220242398 is a `hidden beast` number, since 54 + 4 + 2 + 202 + 4 + 2 + 398 = 666.

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, 11778058 + ... + 11824173.

It is an arithmetic number, because the mean of its divisors is an integer number (21950075760).

Almost surely, 2^544220242398 is an apocalyptic number.

544220242398 is an abundant number, since it is smaller than the sum of its proper divisors (860584606242).

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

544220242398 is a wasteful number, since it uses less digits than its factorization.

544220242398 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23602310 (or 23602304 counting only the distinct ones).

The product of its (nonzero) digits is 1105920, while the sum is 45.

The spelling of 544220242398 in words is "five hundred forty-four billion, two hundred twenty million, two hundred forty-two thousand, three hundred ninety-eight".