44817841998 has 32 divisors (see below), whose sum is σ = 103925433600. Its totient is φ = 14289746328.

The previous prime is 44817841969. The next prime is 44817842011. The reversal of 44817841998 is 89914871844.

44817841998 is a `hidden beast` number, since 4 + 48 + 178 + 419 + 9 + 8 = 666.

It is a super-2 number, since 2×44817841998² (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 18041368 + ... + 18043851.

It is an arithmetic number, because the mean of its divisors is an integer number (3247669800).

Almost surely, 2^44817841998 is an apocalyptic number.

44817841998 is an abundant number, since it is smaller than the sum of its proper divisors (59107591602).

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

44817841998 is a wasteful number, since it uses less digits than its factorization.

44817841998 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 36085253 (or 36085247 counting only the distinct ones).

The product of its digits is 18579456, while the sum is 63.

The spelling of 44817841998 in words is "forty-four billion, eight hundred seventeen million, eight hundred forty-one thousand, nine hundred ninety-eight".