16530012343 has 8 divisors (see below), whose sum is σ = 17802563408. Its totient is φ = 15257605824.

The previous prime is 16530012319. The next prime is 16530012361. The reversal of 16530012343 is 34321003561.

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 16530012343 - 2²¹ = 16527915191 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16530015343) 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, 373096 + ... + 415042.

It is an arithmetic number, because the mean of its divisors is an integer number (2225320426).

Almost surely, 2^16530012343 is an apocalyptic number.

16530012343 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

16530012343 is a deficient number, since it is larger than the sum of its proper divisors (1272551065).

16530012343 is a wasteful number, since it uses less digits than its factorization.

16530012343 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 72273.

The product of its (nonzero) digits is 6480, while the sum is 28.

The spelling of 16530012343 in words is "sixteen billion, five hundred thirty million, twelve thousand, three hundred forty-three".