22168548168240 has 160 divisors (see below), whose sum is σ = 71048005779456. Its totient is φ = 5712153431040.

The previous prime is 22168548168233. The next prime is 22168548168301. The reversal of 22168548168240 is 4286184586122.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2576817 + ... + 7139823.

Almost surely, 2^{22168548168240} is an apocalyptic number.

22168548168240 is a gapful number since it is divisible by the number (20) 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 22168548168240, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (35524002889728).

22168548168240 is an abundant number, since it is smaller than the sum of its proper divisors (48879457611216).

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

22168548168240 is a wasteful number, since it uses less digits than its factorization.

22168548168240 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4563707 (or 4563701 counting only the distinct ones).

The product of its (nonzero) digits is 11796480, while the sum is 57.

The spelling of 22168548168240 in words is "twenty-two trillion, one hundred sixty-eight billion, five hundred forty-eight million, one hundred sixty-eight thousand, two hundred forty".