22542405179866 has 16 divisors (see below), whose sum is σ = 39725077660128. Its totient is φ = 9458351823600.

The previous prime is 22542405179849. The next prime is 22542405179893. The reversal of 22542405179866 is 66897150424522.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 39409798980 + ... + 39409799551.

It is an arithmetic number, because the mean of its divisors is an integer number (2482817353758).

Almost surely, 2^{22542405179866} is an apocalyptic number.

22542405179866 is a gapful number since it is divisible by the number (26) formed by its first and last digit.

22542405179866 is a deficient number, since it is larger than the sum of its proper divisors (17182672480262).

22542405179866 is a wasteful number, since it uses less digits than its factorization.

22542405179866 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 78819598557.

The product of its (nonzero) digits is 58060800, while the sum is 61.

The spelling of 22542405179866 in words is "twenty-two trillion, five hundred forty-two billion, four hundred five million, one hundred seventy-nine thousand, eight hundred sixty-six".