422543545652 has 12 divisors (see below), whose sum is σ = 739457666976. Its totient is φ = 211269926520.

The previous prime is 422543545607. The next prime is 422543545657. The reversal of 422543545652 is 256545345224.

It is a junction number, because it is equal to n+sod(n) for n = 422543545597 and 422543545606.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (422543545657) 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, 140663 + ... + 929985.

It is an arithmetic number, because the mean of its divisors is an integer number (61621472248).

Almost surely, 2^422543545652 is an apocalyptic number.

It is an amenable number.

422543545652 is a deficient number, since it is larger than the sum of its proper divisors (316914121324).

422543545652 is a wasteful number, since it uses less digits than its factorization.

422543545652 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 923158 (or 923156 counting only the distinct ones).

The product of its digits is 5760000, while the sum is 47.

The spelling of 422543545652 in words is "four hundred twenty-two billion, five hundred forty-three million, five hundred forty-five thousand, six hundred fifty-two".