14431375952986 has 4 divisors (see below), whose sum is σ = 21647063929482. Its totient is φ = 7215687976492.

The previous prime is 14431375952971. The next prime is 14431375953073. The reversal of 14431375952986 is 68925957313441.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 10727387022361 + 3703988930625 = 3275269^2 + 1924575^2 .

It is a super-2 number, since 2×14431375952986² (a number of 27 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3607843988245 + ... + 3607843988248.

Almost surely, 2^{14431375952986} is an apocalyptic number.

14431375952986 is a deficient number, since it is larger than the sum of its proper divisors (7215687976496).

14431375952986 is an equidigital number, since it uses as much as digits as its factorization.

14431375952986 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7215687976495.

The product of its digits is 195955200, while the sum is 67.

The spelling of 14431375952986 in words is "fourteen trillion, four hundred thirty-one billion, three hundred seventy-five million, nine hundred fifty-two thousand, nine hundred eighty-six".