1945393225814 has 16 divisors (see below), whose sum is σ = 2919145265856. Its totient is φ = 972344877000.

The previous prime is 1945393225813. The next prime is 1945393225873. The reversal of 1945393225814 is 4185223935491.

It is a self number, because there is not a number n which added to its sum of digits gives 1945393225814.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1945393225813) 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, 83744069 + ... + 83767295.

It is an arithmetic number, because the mean of its divisors is an integer number (182446579116).

Almost surely, 2^{1945393225814} is an apocalyptic number.

1945393225814 is a deficient number, since it is larger than the sum of its proper divisors (973752040042).

1945393225814 is a wasteful number, since it uses less digits than its factorization.

1945393225814 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 36571.

The product of its digits is 9331200, while the sum is 56.

The spelling of 1945393225814 in words is "one trillion, nine hundred forty-five billion, three hundred ninety-three million, two hundred twenty-five thousand, eight hundred fourteen".