12555402410 has 16 divisors (see below), whose sum is σ = 22648126176. Its totient is φ = 5011405008.

The previous prime is 12555402397. The next prime is 12555402413. The reversal of 12555402410 is 1420455521.

It is not an unprimeable number, because it can be changed into a prime (12555402413) 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, 1339592 + ... + 1348931.

It is an arithmetic number, because the mean of its divisors is an integer number (1415507886).

Almost surely, 2^12555402410 is an apocalyptic number.

12555402410 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

12555402410 is a deficient number, since it is larger than the sum of its proper divisors (10092723766).

12555402410 is a wasteful number, since it uses less digits than its factorization.

12555402410 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2688997.

The product of its (nonzero) digits is 8000, while the sum is 29.

Adding to 12555402410 its reverse (1420455521), we get a palindrome (13975857931).

The spelling of 12555402410 in words is "twelve billion, five hundred fifty-five million, four hundred two thousand, four hundred ten".