2402424023421 has 8 divisors (see below), whose sum is σ = 3205271013984. Its totient is φ = 1600596524240.

The previous prime is 2402424023413. The next prime is 2402424023423. The reversal of 2402424023421 is 1243204242042.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 2402424023421 - 2³ = 2402424023413 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2402424023423) 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, 254867346 + ... + 254876771.

It is an arithmetic number, because the mean of its divisors is an integer number (400658876748).

Almost surely, 2^{2402424023421} is an apocalyptic number.

It is an amenable number.

2402424023421 is a deficient number, since it is larger than the sum of its proper divisors (802846990563).

2402424023421 is a wasteful number, since it uses less digits than its factorization.

2402424023421 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 509745691.

The product of its (nonzero) digits is 24576, while the sum is 30.

Adding to 2402424023421 its reverse (1243204242042), we get a palindrome (3645628265463).

The spelling of 2402424023421 in words is "two trillion, four hundred two billion, four hundred twenty-four million, twenty-three thousand, four hundred twenty-one".