22591146088 has 32 divisors (see below), whose sum is σ = 49971202560. Its totient is φ = 9369599040.

The previous prime is 22591146059. The next prime is 22591146121. The reversal of 22591146088 is 88064119522.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6504931 + ... + 6508402.

It is an arithmetic number, because the mean of its divisors is an integer number (1561600080).

Almost surely, 2^22591146088 is an apocalyptic number.

22591146088 is a gapful number since it is divisible by the number (28) formed by its first and last digit.

It is an amenable number.

22591146088 is an abundant number, since it is smaller than the sum of its proper divisors (27380056472).

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

22591146088 is a wasteful number, since it uses less digits than its factorization.

22591146088 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13013377 (or 13013373 counting only the distinct ones).

The product of its (nonzero) digits is 276480, while the sum is 46.

The spelling of 22591146088 in words is "twenty-two billion, five hundred ninety-one million, one hundred forty-six thousand, eighty-eight".