4020343044004 has 48 divisors (see below), whose sum is σ = 8464372403200. Its totient is φ = 1632224786976.

The previous prime is 4020343043963. The next prime is 4020343044013. The reversal of 4020343044004 is 4004403430204.

It is a Harshad number since it is a multiple of its sum of digits (28).

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, 9324217 + ... + 9745855.

Almost surely, 2^{4020343044004} is an apocalyptic number.

It is an amenable number.

4020343044004 is an abundant number, since it is smaller than the sum of its proper divisors (4444029359196).

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

4020343044004 is a wasteful number, since it uses less digits than its factorization.

4020343044004 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 439592 (or 439590 counting only the distinct ones).

The product of its (nonzero) digits is 18432, while the sum is 28.

Adding to 4020343044004 its reverse (4004403430204), we get a palindrome (8024746474208).

The spelling of 4020343044004 in words is "four trillion, twenty billion, three hundred forty-three million, forty-four thousand, four".