422260436643 has 4 divisors (see below), whose sum is σ = 563013915528. Its totient is φ = 281506957760.

The previous prime is 422260436641. The next prime is 422260436669. The reversal of 422260436643 is 346634062224.

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

It is a cyclic number.

It is not a de Polignac number, because 422260436643 - 2¹ = 422260436641 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 422260436595 and 422260436604.

It is not an unprimeable number, because it can be changed into a prime (422260436641) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 70376739438 + ... + 70376739443.

It is an arithmetic number, because the mean of its divisors is an integer number (140753478882).

Almost surely, 2^422260436643 is an apocalyptic number.

422260436643 is a deficient number, since it is larger than the sum of its proper divisors (140753478885).

422260436643 is a wasteful number, since it uses less digits than its factorization.

422260436643 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 140753478884.

The product of its (nonzero) digits is 995328, while the sum is 42.

Adding to 422260436643 its reverse (346634062224), we get a palindrome (768894498867).

The spelling of 422260436643 in words is "four hundred twenty-two billion, two hundred sixty million, four hundred thirty-six thousand, six hundred forty-three".