422431730571 has 16 divisors (see below), whose sum is σ = 589211258400. Its totient is φ = 268854905088.

The previous prime is 422431730561. The next prime is 422431730579. The reversal of 422431730571 is 175037134224.

It is not a de Polignac number, because 422431730571 - 2⁶ = 422431730507 is a prime.

It is not an unprimeable number, because it can be changed into a prime (422431730579) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 27270556 + ... + 27286041.

It is an arithmetic number, because the mean of its divisors is an integer number (36825703650).

Almost surely, 2^422431730571 is an apocalyptic number.

422431730571 is a deficient number, since it is larger than the sum of its proper divisors (166779527829).

422431730571 is a wasteful number, since it uses less digits than its factorization.

422431730571 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 54556718.

The product of its (nonzero) digits is 141120, while the sum is 39.

Adding to 422431730571 its reverse (175037134224), we get a palindrome (597468864795).

The spelling of 422431730571 in words is "four hundred twenty-two billion, four hundred thirty-one million, seven hundred thirty thousand, five hundred seventy-one".