22465508250 has 64 divisors (see below), whose sum is σ = 56109081600. Its totient is φ = 5987044800.

The previous prime is 22465508243. The next prime is 22465508257. The reversal of 22465508250 is 5280556422.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (22465508243) and next prime (22465508257).

It is a junction number, because it is equal to n+sod(n) for n = 22465508199 and 22465508208.

It is not an unprimeable number, because it can be changed into a prime (22465508257) 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, 1310736 + ... + 1327764.

It is an arithmetic number, because the mean of its divisors is an integer number (876704400).

Almost surely, 2^22465508250 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 22465508250, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (28054540800).

22465508250 is an abundant number, since it is smaller than the sum of its proper divisors (33643573350).

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

22465508250 is a wasteful number, since it uses less digits than its factorization.

22465508250 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18808 (or 18798 counting only the distinct ones).

The product of its (nonzero) digits is 192000, while the sum is 39.

The spelling of 22465508250 in words is "twenty-two billion, four hundred sixty-five million, five hundred eight thousand, two hundred fifty".