4021424023399 has 4 divisors (see below), whose sum is σ = 4021428060664. Its totient is φ = 4021419986136.

The previous prime is 4021424023387. The next prime is 4021424023459. The reversal of 4021424023399 is 9933204241204.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It is a cyclic number.

It is not a de Polignac number, because 4021424023399 - 2¹³ = 4021424015207 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4021424053399) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 662524 + ... + 2912350.

It is an arithmetic number, because the mean of its divisors is an integer number (1005357015166).

Almost surely, 2^{4021424023399} is an apocalyptic number.

4021424023399 is a deficient number, since it is larger than the sum of its proper divisors (4037265).

4021424023399 is a wasteful number, since it uses less digits than its factorization.

4021424023399 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4037264.

The product of its (nonzero) digits is 373248, while the sum is 43.

The spelling of 4021424023399 in words is "four trillion, twenty-one billion, four hundred twenty-four million, twenty-three thousand, three hundred ninety-nine".