12402423535 has 8 divisors (see below), whose sum is σ = 15245906256. Its totient is φ = 9679940160.

The previous prime is 12402423511. The next prime is 12402423563. The reversal of 12402423535 is 53532420421.

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

It is not a de Polignac number, because 12402423535 - 2⁹ = 12402423023 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 12402423497 and 12402423506.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 30249609 + ... + 30250018.

It is an arithmetic number, because the mean of its divisors is an integer number (1905738282).

Almost surely, 2^12402423535 is an apocalyptic number.

12402423535 is a deficient number, since it is larger than the sum of its proper divisors (2843482721).

12402423535 is an equidigital number, since it uses as much as digits as its factorization.

12402423535 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 60499673.

The product of its (nonzero) digits is 28800, while the sum is 31.

Adding to 12402423535 its reverse (53532420421), we get a palindrome (65934843956).

The spelling of 12402423535 in words is "twelve billion, four hundred two million, four hundred twenty-three thousand, five hundred thirty-five".