4021403432043 has 8 divisors (see below), whose sum is σ = 5396023289488. Its totient is φ = 2663859597984.

The previous prime is 4021403432041. The next prime is 4021403432087. The reversal of 4021403432043 is 3402343041204.

It is a happy number.

4021403432043 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 4021403432043 - 2¹ = 4021403432041 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 4021403432043.

It is not an unprimeable number, because it can be changed into a prime (4021403432041) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4269005296 + ... + 4269006237.

It is an arithmetic number, because the mean of its divisors is an integer number (674502911186).

Almost surely, 2^{4021403432043} is an apocalyptic number.

4021403432043 is a deficient number, since it is larger than the sum of its proper divisors (1374619857445).

4021403432043 is a wasteful number, since it uses less digits than its factorization.

4021403432043 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8538011693.

The product of its (nonzero) digits is 27648, while the sum is 30.

Adding to 4021403432043 its reverse (3402343041204), we get a palindrome (7423746473247).

The spelling of 4021403432043 in words is "four trillion, twenty-one billion, four hundred three million, four hundred thirty-two thousand, forty-three".