201612723339 has 8 divisors (see below), whose sum is σ = 268931803792. Its totient is φ = 134351062560.

The previous prime is 201612723311. The next prime is 201612723341. The reversal of 201612723339 is 933327216102.

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

It is not a de Polignac number, because 201612723339 - 2⁷ = 201612723211 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 201612723297 and 201612723306.

It is not an unprimeable number, because it can be changed into a prime (201612723359) 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 7 ways as a sum of consecutive naturals, for example, 14346724 + ... + 14360769.

It is an arithmetic number, because the mean of its divisors is an integer number (33616475474).

Almost surely, 2^201612723339 is an apocalyptic number.

201612723339 is a deficient number, since it is larger than the sum of its proper divisors (67319080453).

201612723339 is a wasteful number, since it uses less digits than its factorization.

201612723339 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 28709837.

The product of its (nonzero) digits is 81648, while the sum is 39.

The spelling of 201612723339 in words is "two hundred one billion, six hundred twelve million, seven hundred twenty-three thousand, three hundred thirty-nine".