14216009401 has 12 divisors (see below), whose sum is σ = 15647995300. Its totient is φ = 12905339040.

The previous prime is 14216009387. The next prime is 14216009471. The reversal of 14216009401 is 10490061241.

It can be written as a sum of positive squares in 2 ways, for example, as 6597338176 + 7618671225 = 81224^2 + 87285^2 .

It is not a de Polignac number, because 14216009401 - 2⁵ = 14216009369 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 14216009401.

It is not an unprimeable number, because it can be changed into a prime (14216009471) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2935 + ... + 168643.

Almost surely, 2^14216009401 is an apocalyptic number.

14216009401 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

14216009401 is a deficient number, since it is larger than the sum of its proper divisors (1431985899).

14216009401 is a wasteful number, since it uses less digits than its factorization.

14216009401 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 166440 (or 166429 counting only the distinct ones).

The product of its (nonzero) digits is 1728, while the sum is 28.

The spelling of 14216009401 in words is "fourteen billion, two hundred sixteen million, nine thousand, four hundred one".