911849198212 has 24 divisors (see below), whose sum is σ = 1613318557760. Its totient is φ = 450927410400.

The previous prime is 911849198179. The next prime is 911849198213. The reversal of 911849198212 is 212891948119.

It is not an unprimeable number, because it can be changed into a prime (911849198213) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3157938 + ... + 3434569.

Almost surely, 2^911849198212 is an apocalyptic number.

It is an amenable number.

911849198212 is a deficient number, since it is larger than the sum of its proper divisors (701469359548).

911849198212 is a wasteful number, since it uses less digits than its factorization.

911849198212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6592891 (or 6592889 counting only the distinct ones).

The product of its digits is 746496, while the sum is 55.

The spelling of 911849198212 in words is "nine hundred eleven billion, eight hundred forty-nine million, one hundred ninety-eight thousand, two hundred twelve".