4023020040343 has 16 divisors (see below), whose sum is σ = 4089354515200. Its totient is φ = 3956874489216.

The previous prime is 4023020040323. The next prime is 4023020040349. The reversal of 4023020040343 is 3430400203204.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-4023020040343 is a prime.

It is a super-3 number, since 3×4023020040343³ (a number of 39 digits) contains 333 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4023020040349) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 152091583 + ... + 152118031.

It is an arithmetic number, because the mean of its divisors is an integer number (255584657200).

Almost surely, 2^{4023020040343} is an apocalyptic number.

4023020040343 is a deficient number, since it is larger than the sum of its proper divisors (66334474857).

4023020040343 is a wasteful number, since it uses less digits than its factorization.

4023020040343 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 29926.

The product of its (nonzero) digits is 6912, while the sum is 25.

Adding to 4023020040343 its reverse (3430400203204), we get a palindrome (7453420243547).

The spelling of 4023020040343 in words is "four trillion, twenty-three billion, twenty million, forty thousand, three hundred forty-three".