16423240215 has 8 divisors (see below), whose sum is σ = 26277184368. Its totient is φ = 8759061440.

The previous prime is 16423240213. The next prime is 16423240259. The reversal of 16423240215 is 51204232461.

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

It is not a de Polignac number, because 16423240215 - 2¹ = 16423240213 is a prime.

It is a super-3 number, since 3×16423240215³ (a number of 32 digits) contains 333 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16423240213) 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, 547441326 + ... + 547441355.

It is an arithmetic number, because the mean of its divisors is an integer number (3284648046).

Almost surely, 2^16423240215 is an apocalyptic number.

16423240215 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

16423240215 is a deficient number, since it is larger than the sum of its proper divisors (9853944153).

16423240215 is a wasteful number, since it uses less digits than its factorization.

16423240215 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1094882689.

The product of its (nonzero) digits is 11520, while the sum is 30.

Adding to 16423240215 its reverse (51204232461), we get a palindrome (67627472676).

The spelling of 16423240215 in words is "sixteen billion, four hundred twenty-three million, two hundred forty thousand, two hundred fifteen".