42223802388845 has 32 divisors (see below), whose sum is σ = 63172256106240. Its totient is φ = 26320889341440.

The previous prime is 42223802388821. The next prime is 42223802388907. The reversal of 42223802388845 is 54888320832224.

It is not a de Polignac number, because 42223802388845 - 2¹⁰ = 42223802387821 is a prime.

It is a Smith number, since the sum of its digits (59) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a Curzon number.

It is a congruent number.

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, 22829399 + ... + 24609531.

It is an arithmetic number, because the mean of its divisors is an integer number (1974133003320).

Almost surely, 2^{42223802388845} is an apocalyptic number.

It is an amenable number.

42223802388845 is a deficient number, since it is larger than the sum of its proper divisors (20948453717395).

42223802388845 is a wasteful number, since it uses less digits than its factorization.

42223802388845 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1841765.

The product of its (nonzero) digits is 47185920, while the sum is 59.

The spelling of 42223802388845 in words is "forty-two trillion, two hundred twenty-three billion, eight hundred two million, three hundred eighty-eight thousand, eight hundred forty-five".