224251501620 has 96 divisors (see below), whose sum is σ = 644794496640. Its totient is φ = 58198947840.

The previous prime is 224251501613. The next prime is 224251501627. The reversal of 224251501620 is 26105152422.

224251501620 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (224251501613) and next prime (224251501627).

It is a Harshad number since it is a multiple of its sum of digits (30).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (224251501627) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 894699 + ... + 1117581.

It is an arithmetic number, because the mean of its divisors is an integer number (6716609340).

Almost surely, 2^224251501620 is an apocalyptic number.

224251501620 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 224251501620, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (322397248320).

224251501620 is an abundant number, since it is smaller than the sum of its proper divisors (420542995020).

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

224251501620 is a wasteful number, since it uses less digits than its factorization.

224251501620 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 223345 (or 223343 counting only the distinct ones).

The product of its (nonzero) digits is 9600, while the sum is 30.

The spelling of 224251501620 in words is "two hundred twenty-four billion, two hundred fifty-one million, five hundred one thousand, six hundred twenty".