12169627316 has 24 divisors (see below), whose sum is σ = 26551914816. Its totient is φ = 4741413120.

The previous prime is 12169627213. The next prime is 12169627333. The reversal of 12169627316 is 61372696121.

It is a Harshad number since it is a multiple of its sum of digits (44).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 19755581 + ... + 19756196.

It is an arithmetic number, because the mean of its divisors is an integer number (1106329784).

Almost surely, 2^12169627316 is an apocalyptic number.

It is an amenable number.

12169627316 is an abundant number, since it is smaller than the sum of its proper divisors (14382287500).

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

12169627316 is a wasteful number, since it uses less digits than its factorization.

12169627316 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 39511799 (or 39511797 counting only the distinct ones).

The product of its digits is 163296, while the sum is 44.

The spelling of 12169627316 in words is "twelve billion, one hundred sixty-nine million, six hundred twenty-seven thousand, three hundred sixteen".