14201278406 has 32 divisors (see below), whose sum is σ = 26214036480. Its totient is φ = 5631152256.

The previous prime is 14201278391. The next prime is 14201278409. The reversal of 14201278406 is 60487210241.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (14201278409) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 491630 + ... + 519713.

It is an arithmetic number, because the mean of its divisors is an integer number (819188640).

Almost surely, 2^14201278406 is an apocalyptic number.

14201278406 is a deficient number, since it is larger than the sum of its proper divisors (12012758074).

14201278406 is a wasteful number, since it uses less digits than its factorization.

14201278406 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1011428.

The product of its (nonzero) digits is 21504, while the sum is 35.

Adding to 14201278406 its reverse (60487210241), we get a palindrome (74688488647).

The spelling of 14201278406 in words is "fourteen billion, two hundred one million, two hundred seventy-eight thousand, four hundred six".