12135403410 has 64 divisors (see below), whose sum is σ = 31573221120. Its totient is φ = 2967379200.

The previous prime is 12135403381. The next prime is 12135403433. The reversal of 12135403410 is 1430453121.

It is a happy number.

12135403410 is digitally balanced in base 5, because in such base it contains all the possibile digits an equal number of times.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 44145 + ... + 161924.

It is an arithmetic number, because the mean of its divisors is an integer number (493331580).

Almost surely, 2^12135403410 is an apocalyptic number.

12135403410 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

12135403410 is an abundant number, since it is smaller than the sum of its proper divisors (19437817710).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

12135403410 is a wasteful number, since it uses less digits than its factorization.

12135403410 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 206243.

The product of its (nonzero) digits is 1440, while the sum is 24.

Adding to 12135403410 its reverse (1430453121), we get a palindrome (13565856531).

The spelling of 12135403410 in words is "twelve billion, one hundred thirty-five million, four hundred three thousand, four hundred ten".