422456544547 has 8 divisors (see below), whose sum is σ = 430481545056. Its totient is φ = 414433548672.

The previous prime is 422456544493. The next prime is 422456544577. The reversal of 422456544547 is 745445654224.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-422456544547 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 422456544494 and 422456544503.

It is not an unprimeable number, because it can be changed into a prime (422456544577) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 72223 + ... + 922024.

It is an arithmetic number, because the mean of its divisors is an integer number (53810193132).

Almost surely, 2^422456544547 is an apocalyptic number.

422456544547 is a deficient number, since it is larger than the sum of its proper divisors (8025000509).

422456544547 is an equidigital number, since it uses as much as digits as its factorization.

422456544547 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1002317.

The product of its digits is 21504000, while the sum is 52.

The spelling of 422456544547 in words is "four hundred twenty-two billion, four hundred fifty-six million, five hundred forty-four thousand, five hundred forty-seven".