22366652880 has 640 divisors, whose sum is σ = 84450594816. Its totient is φ = 4825497600.

The previous prime is 22366652843. The next prime is 22366652899. The reversal of 22366652880 is 8825666322.

It is a super-2 number, since 2×22366652880² (a number of 22 digits) contains 22 as substring.

It is a hoax number, since the sum of its digits (48) coincides with the sum of the digits of its distinct prime factors.

It is a Harshad number since it is a multiple of its sum of digits (48).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 127 ways as a sum of consecutive naturals, for example, 163260172 + ... + 163260308.

Almost surely, 2^22366652880 is an apocalyptic number.

22366652880 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 22366652880, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (42225297408).

22366652880 is an abundant number, since it is smaller than the sum of its proper divisors (62083941936).

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

22366652880 is a wasteful number, since it uses less digits than its factorization.

22366652880 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 315 (or 309 counting only the distinct ones).

The product of its (nonzero) digits is 1658880, while the sum is 48.

The spelling of 22366652880 in words is "twenty-two billion, three hundred sixty-six million, six hundred fifty-two thousand, eight hundred eighty".