422781201845 has 32 divisors (see below), whose sum is σ = 515380320000. Its totient is φ = 332909982720.

The previous prime is 422781201749. The next prime is 422781201851. The reversal of 422781201845 is 548102187224.

It is not a de Polignac number, because 422781201845 - 2²⁰ = 422780153269 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 422781201796 and 422781201805.

It is a congruent number.

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 31 ways as a sum of consecutive naturals, for example, 84570656 + ... + 84575654.

It is an arithmetic number, because the mean of its divisors is an integer number (16105635000).

Almost surely, 2^422781201845 is an apocalyptic number.

It is an amenable number.

422781201845 is a deficient number, since it is larger than the sum of its proper divisors (92599118155).

422781201845 is a wasteful number, since it uses less digits than its factorization.

422781201845 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6125.

The product of its (nonzero) digits is 286720, while the sum is 44.

The spelling of 422781201845 in words is "four hundred twenty-two billion, seven hundred eighty-one million, two hundred one thousand, eight hundred forty-five".