14028641691 has 8 divisors (see below), whose sum is σ = 18709127184. Its totient is φ = 9350292000.

The previous prime is 14028641681. The next prime is 14028641701. The reversal of 14028641691 is 19614682041.

It is an interprime number because it is at equal distance from previous prime (14028641681) and next prime (14028641701).

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

It is not a de Polignac number, because 14028641691 - 2¹⁰ = 14028640667 is a prime.

It is a Smith number, since the sum of its digits (42) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is not an unprimeable number, because it can be changed into a prime (14028641611) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 518560 + ... + 544941.

It is an arithmetic number, because the mean of its divisors is an integer number (2338640898).

Almost surely, 2^14028641691 is an apocalyptic number.

14028641691 is a deficient number, since it is larger than the sum of its proper divisors (4680485493).

14028641691 is a wasteful number, since it uses less digits than its factorization.

14028641691 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1067901.

The product of its (nonzero) digits is 82944, while the sum is 42.

The spelling of 14028641691 in words is "fourteen billion, twenty-eight million, six hundred forty-one thousand, six hundred ninety-one".