22782495120 has 480 divisors, whose sum is σ = 92731029120. Its totient is φ = 4570030080.

The previous prime is 22782495103. The next prime is 22782495157. The reversal of 22782495120 is 2159428722.

It is a Harshad number since it is a multiple of its sum of digits (42).

It is an unprimeable number.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 3748404 + ... + 3754476.

It is an arithmetic number, because the mean of its divisors is an integer number (193189644).

Almost surely, 2^22782495120 is an apocalyptic number.

22782495120 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 22782495120, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (46365514560).

22782495120 is an abundant number, since it is smaller than the sum of its proper divisors (69948534000).

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

22782495120 is a wasteful number, since it uses less digits than its factorization.

22782495120 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6143 (or 6130 counting only the distinct ones).

The product of its (nonzero) digits is 161280, while the sum is 42.

The spelling of 22782495120 in words is "twenty-two billion, seven hundred eighty-two million, four hundred ninety-five thousand, one hundred twenty".