422453343541 has 4 divisors (see below), whose sum is σ = 436080870784. Its totient is φ = 408825816300.

The previous prime is 422453343503. The next prime is 422453343547. The reversal of 422453343541 is 145343354224.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-422453343541 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 422453343494 and 422453343503.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (422453343547) 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, 6813763575 + ... + 6813763636.

It is an arithmetic number, because the mean of its divisors is an integer number (109020217696).

Almost surely, 2^422453343541 is an apocalyptic number.

It is an amenable number.

422453343541 is a deficient number, since it is larger than the sum of its proper divisors (13627527243).

422453343541 is a wasteful number, since it uses less digits than its factorization.

422453343541 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13627527242.

The product of its digits is 691200, while the sum is 40.

Adding to 422453343541 its reverse (145343354224), we get a palindrome (567796697765).

The spelling of 422453343541 in words is "four hundred twenty-two billion, four hundred fifty-three million, three hundred forty-three thousand, five hundred forty-one".