24668855886642 has 32 divisors (see below), whose sum is σ = 53828537774400. Its totient is φ = 7474635947520.

The previous prime is 24668855886559. The next prime is 24668855886677.

It is a happy number.

24668855886642 is nontrivially palindromic in base 10.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 18731523 + ... + 20005190.

It is an arithmetic number, because the mean of its divisors is an integer number (1682141805450).

Almost surely, 2^{24668855886642} is an apocalyptic number.

24668855886642 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

24668855886642 is an abundant number, since it is smaller than the sum of its proper divisors (29159681887758).

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

24668855886642 is a wasteful number, since it uses less digits than its factorization.

24668855886642 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 38746378.

The product of its digits is 8493465600, while the sum is 78.

The spelling of 24668855886642 in words is "twenty-four trillion, six hundred sixty-eight billion, eight hundred fifty-five million, eight hundred eighty-six thousand, six hundred forty-two".