14216762991 has 4 divisors (see below), whose sum is σ = 18955683992. Its totient is φ = 9477841992.

The previous prime is 14216762957. The next prime is 14216763037. The reversal of 14216762991 is 19926761241.

It is a happy number.

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

It is not a de Polignac number, because 14216762991 - 2¹⁹ = 14216238703 is a prime.

It is a super-3 number, since 3×14216762991³ (a number of 31 digits) contains 333 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 14216762991.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (14216762951) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2369460496 + ... + 2369460501.

It is an arithmetic number, because the mean of its divisors is an integer number (4738920998).

Almost surely, 2^14216762991 is an apocalyptic number.

14216762991 is a deficient number, since it is larger than the sum of its proper divisors (4738921001).

14216762991 is an equidigital number, since it uses as much as digits as its factorization.

14216762991 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4738921000.

The product of its digits is 326592, while the sum is 48.

The spelling of 14216762991 in words is "fourteen billion, two hundred sixteen million, seven hundred sixty-two thousand, nine hundred ninety-one".