22453734000 has 320 divisors, whose sum is σ = 75989422080. Its totient is φ = 5696640000.

The previous prime is 22453733993. The next prime is 22453734007. The reversal of 22453734000 is 43735422.

It is an interprime number because it is at equal distance from previous prime (22453733993) and next prime (22453734007).

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 (22453734007) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 11345011 + ... + 11346989.

It is an arithmetic number, because the mean of its divisors is an integer number (237466944).

Almost surely, 2^22453734000 is an apocalyptic number.

22453734000 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 22453734000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (37994711040).

22453734000 is an abundant number, since it is smaller than the sum of its proper divisors (53535688080).

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

22453734000 is a wasteful number, since it uses less digits than its factorization.

22453734000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2097 (or 2081 counting only the distinct ones).

The product of its (nonzero) digits is 20160, while the sum is 30.

The spelling of 22453734000 in words is "twenty-two billion, four hundred fifty-three million, seven hundred thirty-four thousand".