14421936385 has 8 divisors (see below), whose sum is σ = 17307309096. Its totient is φ = 11536892160.

The previous prime is 14421936337. The next prime is 14421936391. The reversal of 14421936385 is 58363912441.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 4570976881 + 9850959504 = 67609^2 + 99252^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 14421936385 - 2²³ = 14413547777 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 27865 + ... + 172105.

It is an arithmetic number, because the mean of its divisors is an integer number (2163413637).

Almost surely, 2^14421936385 is an apocalyptic number.

It is an amenable number.

14421936385 is a deficient number, since it is larger than the sum of its proper divisors (2885372711).

14421936385 is a wasteful number, since it uses less digits than its factorization.

14421936385 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 164243.

The product of its digits is 622080, while the sum is 46.

The spelling of 14421936385 in words is "fourteen billion, four hundred twenty-one million, nine hundred thirty-six thousand, three hundred eighty-five".