500423118898 has 4 divisors (see below), whose sum is σ = 750634678350. Its totient is φ = 250211559448.

The previous prime is 500423118889. The next prime is 500423118911. The reversal of 500423118898 is 898811324005.

It is a happy number.

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., 434883534849 + 65539584049 = 659457^2 + 256007^2 .

It is a Smith number, since the sum of its digits (49) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 125105779723 + ... + 125105779726.

Almost surely, 2^500423118898 is an apocalyptic number.

500423118898 is a deficient number, since it is larger than the sum of its proper divisors (250211559452).

500423118898 is a wasteful number, since it uses less digits than its factorization.

500423118898 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 250211559451.

The product of its (nonzero) digits is 552960, while the sum is 49.

The spelling of 500423118898 in words is "five hundred billion, four hundred twenty-three million, one hundred eighteen thousand, eight hundred ninety-eight".