12165611424414 has 64 divisors (see below), whose sum is σ = 27926044557312. Its totient is φ = 3461026060800.

The previous prime is 12165611424401. The next prime is 12165611424433. The reversal of 12165611424414 is 41442411656121.

It is a Harshad number since it is a multiple of its sum of digits (42).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 84112419 + ... + 84256929.

It is an arithmetic number, because the mean of its divisors is an integer number (436344446208).

Almost surely, 2^{12165611424414} is an apocalyptic number.

12165611424414 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

12165611424414 is an abundant number, since it is smaller than the sum of its proper divisors (15760433132898).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

12165611424414 is a wasteful number, since it uses less digits than its factorization.

12165611424414 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 153081.

The product of its digits is 184320, while the sum is 42.

The spelling of 12165611424414 in words is "twelve trillion, one hundred sixty-five billion, six hundred eleven million, four hundred twenty-four thousand, four hundred fourteen".