12136766619 has 16 divisors (see below), whose sum is σ = 16533315072. Its totient is φ = 7915836768.

The previous prime is 12136766617. The next prime is 12136766669. The reversal of 12136766619 is 91666763121.

It is not a de Polignac number, because 12136766619 - 2¹ = 12136766617 is a prime.

It is a super-2 number, since 2×12136766619² (a number of 21 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (12136766617) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 363732 + ... + 395694.

It is an arithmetic number, because the mean of its divisors is an integer number (1033332192).

Almost surely, 2^12136766619 is an apocalyptic number.

12136766619 is a deficient number, since it is larger than the sum of its proper divisors (4396548453).

12136766619 is a wasteful number, since it uses less digits than its factorization.

12136766619 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 34706.

The product of its digits is 489888, while the sum is 48.

The spelling of 12136766619 in words is "twelve billion, one hundred thirty-six million, seven hundred sixty-six thousand, six hundred nineteen".