1850385220022 has 16 divisors (see below), whose sum is σ = 2780777462544. Its totient is φ = 923460876000.

The previous prime is 1850385219971. The next prime is 1850385220027. The reversal of 1850385220022 is 2200225830581.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1850385220027) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 2145872 + ... + 2881932.

It is an arithmetic number, because the mean of its divisors is an integer number (173798591409).

Almost surely, 2^{1850385220022} is an apocalyptic number.

1850385220022 is a deficient number, since it is larger than the sum of its proper divisors (930392242522).

1850385220022 is a wasteful number, since it uses less digits than its factorization.

1850385220022 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 738415.

The product of its (nonzero) digits is 76800, while the sum is 38.

The spelling of 1850385220022 in words is "one trillion, eight hundred fifty billion, three hundred eighty-five million, two hundred twenty thousand, twenty-two".