22666240126442 has 16 divisors (see below), whose sum is σ = 37231238544192. Its totient is φ = 10263662135520.

The previous prime is 22666240126441. The next prime is 22666240126471. The reversal of 22666240126442 is 24462104266622.

It is not an unprimeable number, because it can be changed into a prime (22666240126441) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1958708363 + ... + 1958719934.

It is an arithmetic number, because the mean of its divisors is an integer number (2326952409012).

Almost surely, 2^{22666240126442} is an apocalyptic number.

22666240126442 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

22666240126442 is a deficient number, since it is larger than the sum of its proper divisors (14564998417750).

22666240126442 is a wasteful number, since it uses less digits than its factorization.

22666240126442 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3917428573.

The product of its (nonzero) digits is 2654208, while the sum is 47.

The spelling of 22666240126442 in words is "twenty-two trillion, six hundred sixty-six billion, two hundred forty million, one hundred twenty-six thousand, four hundred forty-two".