14040663479 has 2 divisors, whose sum is σ = 14040663480. Its totient is φ = 14040663478.

The previous prime is 14040663431. The next prime is 14040663493. The reversal of 14040663479 is 97436604041.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-14040663479 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (14040663419) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 7020331739 + 7020331740.

It is an arithmetic number, because the mean of its divisors is an integer number (7020331740).

Almost surely, 2^14040663479 is an apocalyptic number.

14040663479 is a deficient number, since it is larger than the sum of its proper divisors (1).

14040663479 is an equidigital number, since it uses as much as digits as its factorization.

14040663479 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 435456, while the sum is 44.

The spelling of 14040663479 in words is "fourteen billion, forty million, six hundred sixty-three thousand, four hundred seventy-nine".