14490493391 has 8 divisors (see below), whose sum is σ = 15842406864. Its totient is φ = 13144345920.

The previous prime is 14490493363. The next prime is 14490493399. The reversal of 14490493391 is 19339409441.

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

It is a cyclic number.

It is not a de Polignac number, because 14490493391 - 2¹⁸ = 14490231247 is a prime.

It is a super-2 number, since 2×14490493391² (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (14490493399) 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, 1436240 + ... + 1446293.

It is an arithmetic number, because the mean of its divisors is an integer number (1980300858).

Almost surely, 2^14490493391 is an apocalyptic number.

14490493391 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

14490493391 is a deficient number, since it is larger than the sum of its proper divisors (1351913473).

14490493391 is a wasteful number, since it uses less digits than its factorization.

14490493391 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2883001.

The product of its (nonzero) digits is 419904, while the sum is 47.

The spelling of 14490493391 in words is "fourteen billion, four hundred ninety million, four hundred ninety-three thousand, three hundred ninety-one".