12402440414 has 32 divisors (see below), whose sum is σ = 22995161280. Its totient is φ = 4885385472.

The previous prime is 12402440371. The next prime is 12402440447. The reversal of 12402440414 is 41404420421.

It is a Harshad number since it is a multiple of its sum of digits (26).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 103829 + ... + 188640.

It is an arithmetic number, because the mean of its divisors is an integer number (718598790).

Almost surely, 2^12402440414 is an apocalyptic number.

12402440414 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

12402440414 is a deficient number, since it is larger than the sum of its proper divisors (10592720866).

12402440414 is a wasteful number, since it uses less digits than its factorization.

12402440414 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 292724.

The product of its (nonzero) digits is 4096, while the sum is 26.

Adding to 12402440414 its reverse (41404420421), we get a palindrome (53806860835).

The spelling of 12402440414 in words is "twelve billion, four hundred two million, four hundred forty thousand, four hundred fourteen".