422803862108494 has 4 divisors (see below), whose sum is σ = 634205793162744. Its totient is φ = 211401931054246.

The previous prime is 422803862108477. The next prime is 422803862108497. The reversal of 422803862108494 is 494801268308224.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (422803862108497) by changing a digit.

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 as a sum of consecutive naturals, namely, 105700965527122 + ... + 105700965527125.

It is an arithmetic number, because the mean of its divisors is an integer number (158551448290686).

Almost surely, 2^{422803862108494} is an apocalyptic number.

422803862108494 is a deficient number, since it is larger than the sum of its proper divisors (211401931054250).

422803862108494 is a wasteful number, since it uses less digits than its factorization.

422803862108494 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 211401931054249.

The product of its (nonzero) digits is 42467328, while the sum is 61.

The spelling of 422803862108494 in words is "four hundred twenty-two trillion, eight hundred three billion, eight hundred sixty-two million, one hundred eight thousand, four hundred ninety-four".