22187406080 has 72 divisors (see below), whose sum is σ = 60738048672. Its totient is φ = 7607107584.

The previous prime is 22187406077. The next prime is 22187406083. The reversal of 22187406080 is 8060478122.

It is an interprime number because it is at equal distance from previous prime (22187406077) and next prime (22187406083).

It is not an unprimeable number, because it can be changed into a prime (22187406083) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1229177 + ... + 1247096.

Almost surely, 2^22187406080 is an apocalyptic number.

22187406080 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

22187406080 is an abundant number, since it is smaller than the sum of its proper divisors (38550642592).

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

22187406080 is an equidigital number, since it uses as much as digits as its factorization.

22187406080 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2476301 (or 2476287 counting only the distinct ones).

The product of its (nonzero) digits is 43008, while the sum is 38.

The spelling of 22187406080 in words is "twenty-two billion, one hundred eighty-seven million, four hundred six thousand, eighty".