14406220647 has 72 divisors (see below), whose sum is σ = 26153932896. Its totient is φ = 7573958784.

The previous prime is 14406220639. The next prime is 14406220711. The reversal of 14406220647 is 74602260441.

14406220647 is a `hidden beast` number, since 1 + 4 + 4 + 0 + 6 + 2 + 2 + 0 + 647 = 666.

It is not a de Polignac number, because 14406220647 - 2³ = 14406220639 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (14406220607) by changing a digit.

It is a polite number, since it can be written in 71 ways as a sum of consecutive naturals, for example, 1813398 + ... + 1821324.

It is an arithmetic number, because the mean of its divisors is an integer number (363249068).

Almost surely, 2^14406220647 is an apocalyptic number.

14406220647 is a deficient number, since it is larger than the sum of its proper divisors (11747712249).

14406220647 is a wasteful number, since it uses less digits than its factorization.

14406220647 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8277 (or 8267 counting only the distinct ones).

The product of its (nonzero) digits is 64512, while the sum is 36.

The spelling of 14406220647 in words is "fourteen billion, four hundred six million, two hundred twenty thousand, six hundred forty-seven".