214815216723 has 16 divisors (see below), whose sum is σ = 304839894816. Its totient is φ = 134087639040.

The previous prime is 214815216701. The next prime is 214815216799. The reversal of 214815216723 is 327612518412.

It is not a de Polignac number, because 214815216723 - 2¹² = 214815212627 is a prime.

It is a super-2 number, since 2×214815216723² (a number of 23 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (214815416723) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 10902238 + ... + 10921923.

It is an arithmetic number, because the mean of its divisors is an integer number (19052493426).

Almost surely, 2^214815216723 is an apocalyptic number.

214815216723 is a deficient number, since it is larger than the sum of its proper divisors (90024678093).

214815216723 is a wasteful number, since it uses less digits than its factorization.

214815216723 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21824374.

The product of its digits is 161280, while the sum is 42.

The spelling of 214815216723 in words is "two hundred fourteen billion, eight hundred fifteen million, two hundred sixteen thousand, seven hundred twenty-three".