12247775161076 has 144 divisors (see below), whose sum is σ = 26909057952000. Its totient is φ = 4834789408512.

The previous prime is 12247775161057. The next prime is 12247775161091. The reversal of 12247775161076 is 67016157774221.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 4537892375 + ... + 4537895073.

It is an arithmetic number, because the mean of its divisors is an integer number (186868458000).

Almost surely, 2^{12247775161076} is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 12247775161076, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (13454528976000).

12247775161076 is an abundant number, since it is smaller than the sum of its proper divisors (14661282790924).

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

12247775161076 is a wasteful number, since it uses less digits than its factorization.

12247775161076 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5926 (or 5917 counting only the distinct ones).

The product of its (nonzero) digits is 6914880, while the sum is 56.

The spelling of 12247775161076 in words is "twelve trillion, two hundred forty-seven billion, seven hundred seventy-five million, one hundred sixty-one thousand, seventy-six".