224936118520 has 128 divisors (see below), whose sum is σ = 575076672000. Its totient is φ = 78721251840.

The previous prime is 224936118487. The next prime is 224936118521. The reversal of 224936118520 is 25811639422.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (224936118521) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 285055 + ... + 728785.

It is an arithmetic number, because the mean of its divisors is an integer number (4492786500).

Almost surely, 2^224936118520 is an apocalyptic number.

224936118520 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 224936118520, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (287538336000).

224936118520 is an abundant number, since it is smaller than the sum of its proper divisors (350140553480).

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

224936118520 is a wasteful number, since it uses less digits than its factorization.

224936118520 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 443813 (or 443809 counting only the distinct ones).

The product of its (nonzero) digits is 207360, while the sum is 43.

The spelling of 224936118520 in words is "two hundred twenty-four billion, nine hundred thirty-six million, one hundred eighteen thousand, five hundred twenty".