19040718145222 has 16 divisors (see below), whose sum is σ = 29886270820992. Its totient is φ = 9087041799360.

The previous prime is 19040718145217. The next prime is 19040718145223. The reversal of 19040718145222 is 22254181704091.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (19040718145223) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2103477373 + ... + 2103486424.

It is an arithmetic number, because the mean of its divisors is an integer number (1867891926312).

Almost surely, 2^{19040718145222} is an apocalyptic number.

19040718145222 is a deficient number, since it is larger than the sum of its proper divisors (10845552675770).

19040718145222 is a wasteful number, since it uses less digits than its factorization.

19040718145222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4206963903.

The product of its (nonzero) digits is 322560, while the sum is 46.

The spelling of 19040718145222 in words is "nineteen trillion, forty billion, seven hundred eighteen million, one hundred forty-five thousand, two hundred twenty-two".