22991198082048 has 264 divisors, whose sum is σ = 76034349151488. Its totient is φ = 6554717503488.

The previous prime is 22991198082007. The next prime is 22991198082067. The reversal of 22991198082048 is 84028089119922.

It is a Harshad number since it is a multiple of its sum of digits (63).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 29484190 + ... + 30253922.

Almost surely, 2^{22991198082048} is an apocalyptic number.

22991198082048 is a gapful number since it is divisible by the number (28) 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 22991198082048, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (38017174575744).

22991198082048 is an abundant number, since it is smaller than the sum of its proper divisors (53043151069440).

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

22991198082048 is a wasteful number, since it uses less digits than its factorization.

22991198082048 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 770229 (or 770208 counting only the distinct ones).

The product of its (nonzero) digits is 11943936, while the sum is 63.

The spelling of 22991198082048 in words is "twenty-two trillion, nine hundred ninety-one billion, one hundred ninety-eight million, eighty-two thousand, forty-eight".