14158698491 has 4 divisors (see below), whose sum is σ = 16181369712. Its totient is φ = 12136027272.

The previous prime is 14158698461. The next prime is 14158698493. The reversal of 14158698491 is 19489685141.

It is a happy number.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 19489685141 = 67 ⋅290890823.

It is a cyclic number.

It is not a de Polignac number, because 14158698491 - 2¹⁰ = 14158697467 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (14158698493) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1011335600 + ... + 1011335613.

It is an arithmetic number, because the mean of its divisors is an integer number (4045342428).

Almost surely, 2^14158698491 is an apocalyptic number.

14158698491 is a deficient number, since it is larger than the sum of its proper divisors (2022671221).

14158698491 is an equidigital number, since it uses as much as digits as its factorization.

14158698491 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2022671220.

The product of its digits is 2488320, while the sum is 56.

The spelling of 14158698491 in words is "fourteen billion, one hundred fifty-eight million, six hundred ninety-eight thousand, four hundred ninety-one".