22266165566904 has 256 divisors, whose sum is σ = 69542081003520. Its totient is φ = 5793614346240.

The previous prime is 22266165566867. The next prime is 22266165566917. The reversal of 22266165566904 is 40966556166222.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 976275069 + ... + 976297875.

It is an arithmetic number, because the mean of its divisors is an integer number (271648753920).

Almost surely, 2^{22266165566904} is an apocalyptic number.

22266165566904 is a gapful number since it is divisible by the number (24) 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 22266165566904, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (34771040501760).

22266165566904 is an abundant number, since it is smaller than the sum of its proper divisors (47275915436616).

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

22266165566904 is a wasteful number, since it uses less digits than its factorization.

22266165566904 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 33898 (or 33894 counting only the distinct ones).

The product of its (nonzero) digits is 55987200, while the sum is 60.

The spelling of 22266165566904 in words is "twenty-two trillion, two hundred sixty-six billion, one hundred sixty-five million, five hundred sixty-six thousand, nine hundred four".