22652545500 has 288 divisors, whose sum is σ = 77589657600. Its totient is φ = 5530291200.

The previous prime is 22652545499. The next prime is 22652545519. The reversal of 22652545500 is 554525622.

22652545500 is a `hidden beast` number, since 2 + 2 + 6 + 52 + 54 + 550 + 0 = 666.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 7427976 + ... + 7431024.

Almost surely, 2^22652545500 is an apocalyptic number.

22652545500 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 22652545500, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (38794828800).

22652545500 is an abundant number, since it is smaller than the sum of its proper divisors (54937112100).

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

22652545500 is a wasteful number, since it uses less digits than its factorization.

22652545500 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3214 (or 3199 counting only the distinct ones).

The product of its (nonzero) digits is 120000, while the sum is 36.

The spelling of 22652545500 in words is "twenty-two billion, six hundred fifty-two million, five hundred forty-five thousand, five hundred".