4431023043000 has 128 divisors (see below), whose sum is σ = 13843061593920. Its totient is φ = 1180044633600.

The previous prime is 4431023042993. The next prime is 4431023043023. The reversal of 4431023043000 is 3403201344.

It is a Harshad number since it is a multiple of its sum of digits (24).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1295434 + ... + 3246566.

Almost surely, 2^{4431023043000} is an apocalyptic number.

4431023043000 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 4431023043000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (6921530796960).

4431023043000 is an abundant number, since it is smaller than the sum of its proper divisors (9412038550920).

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

4431023043000 is a wasteful number, since it uses less digits than its factorization.

4431023043000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1951914 (or 1951900 counting only the distinct ones).

The product of its (nonzero) digits is 3456, while the sum is 24.

Adding to 4431023043000 its reverse (3403201344), we get a palindrome (4434426244344).

The spelling of 4431023043000 in words is "four trillion, four hundred thirty-one billion, twenty-three million, forty-three thousand".