14206744477 has 4 divisors (see below), whose sum is σ = 14207968480. Its totient is φ = 14205520476.

The previous prime is 14206744471. The next prime is 14206744523. The reversal of 14206744477 is 77444760241.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 77444760241 = 71 ⋅1090771271.

It is a cyclic number.

It is not a de Polignac number, because 14206744477 - 2³ = 14206744469 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (14206744471) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 594423 + ... + 617860.

It is an arithmetic number, because the mean of its divisors is an integer number (3551992120).

Almost surely, 2^14206744477 is an apocalyptic number.

It is an amenable number.

14206744477 is a deficient number, since it is larger than the sum of its proper divisors (1224003).

14206744477 is a wasteful number, since it uses less digits than its factorization.

14206744477 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1224002.

The product of its (nonzero) digits is 1053696, while the sum is 46.

The spelling of 14206744477 in words is "fourteen billion, two hundred six million, seven hundred forty-four thousand, four hundred seventy-seven".