22097877312 has 336 divisors, whose sum is σ = 74353448448. Its totient is φ = 5749309440.

The previous prime is 22097877283. The next prime is 22097877313. The reversal of 22097877312 is 21377879022.

It is a tau number, because it is divible by the number of its divisors (336).

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22097877313) by changing a digit.

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 47 ways as a sum of consecutive naturals, for example, 4955788 + ... + 4960244.

Almost surely, 2^22097877312 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 22097877312, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (37176724224).

22097877312 is an abundant number, since it is smaller than the sum of its proper divisors (52255571136).

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

22097877312 is a wasteful number, since it uses less digits than its factorization.

22097877312 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4534 (or 4517 counting only the distinct ones).

The product of its (nonzero) digits is 592704, while the sum is 48.

The spelling of 22097877312 in words is "twenty-two billion, ninety-seven million, eight hundred seventy-seven thousand, three hundred twelve".