42231000344 has 48 divisors (see below), whose sum is σ = 85918653720. Its totient is φ = 19451228160.

The previous prime is 42231000307. The next prime is 42231000379. The reversal of 42231000344 is 44300013224.

42231000344 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 632024 + ... + 695640.

Almost surely, 2^42231000344 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 42231000344, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (42959326860).

42231000344 is an abundant number, since it is smaller than the sum of its proper divisors (43687653376).

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

42231000344 is a wasteful number, since it uses less digits than its factorization.

42231000344 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 64140 (or 64123 counting only the distinct ones).

The product of its (nonzero) digits is 2304, while the sum is 23.

Adding to 42231000344 its reverse (44300013224), we get a palindrome (86531013568).

The spelling of 42231000344 in words is "forty-two billion, two hundred thirty-one million, three hundred forty-four", and thus it is an aban number.