22552966620 has 96 divisors (see below), whose sum is σ = 70203436800. Its totient is φ = 6010811712.

The previous prime is 22552966619. The next prime is 22552966621. The reversal of 22552966620 is 2666925522.

It is an interprime number because it is at equal distance from previous prime (22552966619) and next prime (22552966621).

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22552966621) 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, 1062471 + ... + 1083489.

It is an arithmetic number, because the mean of its divisors is an integer number (731285800).

Almost surely, 2^22552966620 is an apocalyptic number.

22552966620 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

22552966620 is an abundant number, since it is smaller than the sum of its proper divisors (47650470180).

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

22552966620 is a wasteful number, since it uses less digits than its factorization.

22552966620 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23024 (or 23016 counting only the distinct ones).

The product of its (nonzero) digits is 777600, while the sum is 45.

The spelling of 22552966620 in words is "twenty-two billion, five hundred fifty-two million, nine hundred sixty-six thousand, six hundred twenty".