22350125500 has 96 divisors (see below), whose sum is σ = 50316529536. Its totient is φ = 8668800000.

The previous prime is 22350125489. The next prime is 22350125509. The reversal of 22350125500 is 552105322.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (25).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22350125509) 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, 2160340 + ... + 2170660.

It is an arithmetic number, because the mean of its divisors is an integer number (524130516).

Almost surely, 2^22350125500 is an apocalyptic number.

22350125500 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 22350125500, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (25158264768).

22350125500 is an abundant number, since it is smaller than the sum of its proper divisors (27966404036).

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

22350125500 is a wasteful number, since it uses less digits than its factorization.

22350125500 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10472 (or 10460 counting only the distinct ones).

The product of its (nonzero) digits is 3000, while the sum is 25.

It can be divided in two parts, 223501 and 25500, that added together give a square (249001 = 499²).

The spelling of 22350125500 in words is "twenty-two billion, three hundred fifty million, one hundred twenty-five thousand, five hundred".