423003884794 has 4 divisors (see below), whose sum is σ = 634505827194. Its totient is φ = 211501942396.

The previous prime is 423003884791. The next prime is 423003884813. The reversal of 423003884794 is 497488300324.

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

It can be written as a sum of positive squares in only one way, i.e., 419210926225 + 3792958569 = 647465^2 + 61587^2 .

It is not an unprimeable number, because it can be changed into a prime (423003884791) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 105750971197 + ... + 105750971200.

Almost surely, 2^423003884794 is an apocalyptic number.

423003884794 is a deficient number, since it is larger than the sum of its proper divisors (211501942400).

423003884794 is a wasteful number, since it uses less digits than its factorization.

423003884794 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 211501942399.

The product of its (nonzero) digits is 4644864, while the sum is 52.

The spelling of 423003884794 in words is "four hundred twenty-three billion, three million, eight hundred eighty-four thousand, seven hundred ninety-four".