12196026851 has 16 divisors (see below), whose sum is σ = 13416357888. Its totient is φ = 11049218400.

The previous prime is 12196026847. The next prime is 12196026859. The reversal of 12196026851 is 15862069121.

It is not a de Polignac number, because 12196026851 - 2² = 12196026847 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 12196026799 and 12196026808.

It is not an unprimeable number, because it can be changed into a prime (12196026859) by changing a digit.

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 15 ways as a sum of consecutive naturals, for example, 148460 + ... + 215481.

It is an arithmetic number, because the mean of its divisors is an integer number (838522368).

Almost surely, 2^12196026851 is an apocalyptic number.

12196026851 is a deficient number, since it is larger than the sum of its proper divisors (1220331037).

12196026851 is a wasteful number, since it uses less digits than its factorization.

12196026851 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 364042.

The product of its (nonzero) digits is 51840, while the sum is 41.

The spelling of 12196026851 in words is "twelve billion, one hundred ninety-six million, twenty-six thousand, eight hundred fifty-one".