16214397345 has 24 divisors (see below), whose sum is σ = 29145881856. Its totient is φ = 8647677936.

The previous prime is 16214397341. The next prime is 16214397349. The reversal of 16214397345 is 54379341261.

16214397345 is a `hidden beast` number, since 1 + 6 + 214 + 3 + 97 + 345 = 666.

It is an interprime number because it is at equal distance from previous prime (16214397341) and next prime (16214397349).

It is not a de Polignac number, because 16214397345 - 2² = 16214397341 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a self number, because there is not a number n which added to its sum of digits gives 16214397345.

It is not an unprimeable number, because it can be changed into a prime (16214397341) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 6671377 + ... + 6673806.

It is an arithmetic number, because the mean of its divisors is an integer number (1214411744).

Almost surely, 2^16214397345 is an apocalyptic number.

16214397345 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

16214397345 is a deficient number, since it is larger than the sum of its proper divisors (12931484511).

16214397345 is an equidigital number, since it uses as much as digits as its factorization.

16214397345 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13345203 (or 13345191 counting only the distinct ones).

The product of its digits is 544320, while the sum is 45.

The spelling of 16214397345 in words is "sixteen billion, two hundred fourteen million, three hundred ninety-seven thousand, three hundred forty-five".