1945422590002 has 16 divisors (see below), whose sum is σ = 3015561808512. Its totient is φ = 940683265200.

The previous prime is 1945422589993. The next prime is 1945422590017. The reversal of 1945422590002 is 2000952245491.

It is a Harshad number since it is a multiple of its sum of digits (43).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 111977418 + ... + 111994789.

It is an arithmetic number, because the mean of its divisors is an integer number (188472613032).

Almost surely, 2^{1945422590002} is an apocalyptic number.

1945422590002 is a deficient number, since it is larger than the sum of its proper divisors (1070139218510).

1945422590002 is a wasteful number, since it uses less digits than its factorization.

1945422590002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 223972353.

The product of its (nonzero) digits is 259200, while the sum is 43.

The spelling of 1945422590002 in words is "one trillion, nine hundred forty-five billion, four hundred twenty-two million, five hundred ninety thousand, two".