22494708537168 has 120 divisors (see below), whose sum is σ = 71156731228320. Its totient is φ = 6088793276160.

The previous prime is 22494708537167. The next prime is 22494708537173. The reversal of 22494708537168 is 86173580749422.

It is a Smith number, since the sum of its digits (66) coincides with the sum of the digits of its prime factors.

It is a junction number, because it is equal to n+sod(n) for n = 22494708537099 and 22494708537108.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22494708537167) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 251641543 + ... + 251730918.

It is an arithmetic number, because the mean of its divisors is an integer number (592972760236).

It is a 1-persistent number, because it is pandigital, but 2⋅22494708537168 = 44989417074336 is not.

Almost surely, 2^{22494708537168} is an apocalyptic number.

22494708537168 is a gapful number since it is divisible by the number (28) formed by its first and last digit.

It is an amenable number.

22494708537168 is an abundant number, since it is smaller than the sum of its proper divisors (48662022691152).

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

22494708537168 is a wasteful number, since it uses less digits than its factorization.

22494708537168 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 503372505 (or 503372492 counting only the distinct ones).

The product of its (nonzero) digits is 162570240, while the sum is 66.

The spelling of 22494708537168 in words is "twenty-two trillion, four hundred ninety-four billion, seven hundred eight million, five hundred thirty-seven thousand, one hundred sixty-eight".