12162301615 has 16 divisors (see below), whose sum is σ = 14801662080. Its totient is φ = 9592277760.

The previous prime is 12162301597. The next prime is 12162301639. The reversal of 12162301615 is 51610326121.

It is not a de Polignac number, because 12162301615 - 2¹⁷ = 12162170543 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 244675 + ... + 290155.

It is an arithmetic number, because the mean of its divisors is an integer number (925103880).

Almost surely, 2^12162301615 is an apocalyptic number.

12162301615 is a deficient number, since it is larger than the sum of its proper divisors (2639360465).

12162301615 is an equidigital number, since it uses as much as digits as its factorization.

12162301615 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 46242.

The product of its (nonzero) digits is 2160, while the sum is 28.

Adding to 12162301615 its reverse (51610326121), we get a palindrome (63772627736).

The spelling of 12162301615 in words is "twelve billion, one hundred sixty-two million, three hundred one thousand, six hundred fifteen".