422454415000 has 40 divisors (see below), whose sum is σ = 989810706060. Its totient is φ = 168981764000.

The previous prime is 422454414989. The next prime is 422454415001. The reversal of 422454415000 is 514454224.

It is a tau number, because it is divible by the number of its divisors (40).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (422454415001) by changing a digit.

It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 42240442 + ... + 42250441.

Almost surely, 2^422454415000 is an apocalyptic number.

422454415000 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

422454415000 is an abundant number, since it is smaller than the sum of its proper divisors (567356291060).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

422454415000 is an equidigital number, since it uses as much as digits as its factorization.

422454415000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 84490909 (or 84490890 counting only the distinct ones).

The product of its (nonzero) digits is 25600, while the sum is 31.

Adding to 422454415000 its reverse (514454224), we get a palindrome (422968869224).

The spelling of 422454415000 in words is "four hundred twenty-two billion, four hundred fifty-four million, four hundred fifteen thousand".