422633740042 has 4 divisors (see below), whose sum is σ = 633950610066. Its totient is φ = 211316870020.

The previous prime is 422633740013. The next prime is 422633740057. The reversal of 422633740042 is 240047336224.

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., 421238642841 + 1395097201 = 649029^2 + 37351^2 .

It is a junction number, because it is equal to n+sod(n) for n = 422633739983 and 422633740010.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 105658435009 + ... + 105658435012.

Almost surely, 2^422633740042 is an apocalyptic number.

422633740042 is a deficient number, since it is larger than the sum of its proper divisors (211316870024).

422633740042 is a wasteful number, since it uses less digits than its factorization.

422633740042 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 211316870023.

The product of its (nonzero) digits is 193536, while the sum is 37.

The spelling of 422633740042 in words is "four hundred twenty-two billion, six hundred thirty-three million, seven hundred forty thousand, forty-two".