12198845910 has 16 divisors (see below), whose sum is σ = 29277230256. Its totient is φ = 3253025568.

The previous prime is 12198845887. The next prime is 12198845917. The reversal of 12198845910 is 1954889121.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 12198845910.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12198845917) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 203314069 + ... + 203314128.

It is an arithmetic number, because the mean of its divisors is an integer number (1829826891).

Almost surely, 2^12198845910 is an apocalyptic number.

12198845910 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

12198845910 is an abundant number, since it is smaller than the sum of its proper divisors (17078384346).

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

12198845910 is a wasteful number, since it uses less digits than its factorization.

12198845910 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 406628207.

The product of its (nonzero) digits is 207360, while the sum is 48.

The spelling of 12198845910 in words is "twelve billion, one hundred ninety-eight million, eight hundred forty-five thousand, nine hundred ten".