42420422000 has 120 divisors (see below), whose sum is σ = 112745710896. Its totient is φ = 15425520000.

The previous prime is 42420421987. The next prime is 42420422039. The reversal of 42420422000 is 22402424.

It is a Harshad number since it is a multiple of its sum of digits (20).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 154355 + ... + 329645.

Almost surely, 2^42420422000 is an apocalyptic number.

42420422000 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 42420422000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (56372855448).

42420422000 is an abundant number, since it is smaller than the sum of its proper divisors (70325288896).

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

42420422000 is a wasteful number, since it uses less digits than its factorization.

42420422000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 175336 (or 175309 counting only the distinct ones).

The product of its (nonzero) digits is 1024, while the sum is 20.

Adding to 42420422000 its reverse (22402424), we get a palindrome (42442824424).

The spelling of 42420422000 in words is "forty-two billion, four hundred twenty million, four hundred twenty-two thousand".