22523525255140 has 192 divisors, whose sum is σ = 60386196326400. Its totient is φ = 6863760820224.

The previous prime is 22523525255107. The next prime is 22523525255159. The reversal of 22523525255140 is 4155252532522.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 18788866 + ... + 19951654.

It is an arithmetic number, because the mean of its divisors is an integer number (314511439200).

Almost surely, 2^{22523525255140} is an apocalyptic number.

22523525255140 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 22523525255140, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (30193098163200).

22523525255140 is an abundant number, since it is smaller than the sum of its proper divisors (37862671071260).

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

22523525255140 is a wasteful number, since it uses less digits than its factorization.

22523525255140 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1163214 (or 1163212 counting only the distinct ones).

The product of its (nonzero) digits is 1200000, while the sum is 43.

Adding to 22523525255140 its reverse (4155252532522), we get a palindrome (26678777787662).

The spelling of 22523525255140 in words is "twenty-two trillion, five hundred twenty-three billion, five hundred twenty-five million, two hundred fifty-five thousand, one hundred forty".