22486993100 has 288 divisors, whose sum is σ = 61113963456. Its totient is φ = 7055769600.

The previous prime is 22486993057. The next prime is 22486993129. The reversal of 22486993100 is 139968422.

It is a super-2 number, since 2×22486993100² (a number of 22 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (44).

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, 56642102 + ... + 56642498.

It is an arithmetic number, because the mean of its divisors is an integer number (212201262).

Almost surely, 2^22486993100 is an apocalyptic number.

22486993100 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 22486993100, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (30556981728).

22486993100 is an abundant number, since it is smaller than the sum of its proper divisors (38626970356).

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

22486993100 is a wasteful number, since it uses less digits than its factorization.

22486993100 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 685 (or 678 counting only the distinct ones).

The product of its (nonzero) digits is 186624, while the sum is 44.

The spelling of 22486993100 in words is "twenty-two billion, four hundred eighty-six million, nine hundred ninety-three thousand, one hundred".