4430203000040 has 64 divisors (see below), whose sum is σ = 10079954433360. Its totient is φ = 1752216883200.

The previous prime is 4430203000037. The next prime is 4430203000051. The reversal of 4430203000040 is 400003020344.

It is a happy number.

It can be written as a sum of positive squares in 8 ways, for example, as 4109953399204 + 320249600836 = 2027302^2 + 565906^2 .

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

It is a junction number, because it is equal to n+sod(n) for n = 4430202999976 and 4430203000021.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2333984 + ... + 3782576.

Almost surely, 2^{4430203000040} is an apocalyptic number.

4430203000040 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

4430203000040 is an abundant number, since it is smaller than the sum of its proper divisors (5649751433320).

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

4430203000040 is a wasteful number, since it uses less digits than its factorization.

4430203000040 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1449462 (or 1449458 counting only the distinct ones).

The product of its (nonzero) digits is 1152, while the sum is 20.

Adding to 4430203000040 its reverse (400003020344), we get a palindrome (4830206020384).

The spelling of 4430203000040 in words is "four trillion, four hundred thirty billion, two hundred three million, forty", and thus it is an aban number.