14040663461 has 24 divisors (see below), whose sum is σ = 16036544160. Its totient is φ = 12269106080.

The previous prime is 14040663431. The next prime is 14040663479. The reversal of 14040663461 is 16436604041.

It is a happy number.

It is not a de Polignac number, because 14040663461 - 2¹⁰ = 14040662437 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 (14040663401) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 787730 + ... + 805356.

It is an arithmetic number, because the mean of its divisors is an integer number (668189340).

Almost surely, 2^14040663461 is an apocalyptic number.

14040663461 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

14040663461 is a deficient number, since it is larger than the sum of its proper divisors (1995880699).

14040663461 is a wasteful number, since it uses less digits than its factorization.

14040663461 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17905 (or 17894 counting only the distinct ones).

The product of its (nonzero) digits is 41472, while the sum is 35.

The spelling of 14040663461 in words is "fourteen billion, forty million, six hundred sixty-three thousand, four hundred sixty-one".