9937198912 has 28 divisors (see below), whose sum is σ = 19968748480. Its totient is φ = 4905703296.

The previous prime is 9937198889. The next prime is 9937198913. The reversal of 9937198912 is 2198917399.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9937198913) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 977658 + ... + 987769.

Almost surely, 2^9937198912 is an apocalyptic number.

It is an amenable number.

9937198912 is an abundant number, since it is smaller than the sum of its proper divisors (10031549568).

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

9937198912 is a wasteful number, since it uses less digits than its factorization.

9937198912 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1965518 (or 1965508 counting only the distinct ones).

The product of its digits is 2204496, while the sum is 58.

The square root of 9937198912 is about 99685.5000087776. The cubic root of 9937198912 is about 2149.9151877126.

It can be divided in two parts, 9937 and 198912, that added together give a square (208849 = 457²).

The spelling of 9937198912 in words is "nine billion, nine hundred thirty-seven million, one hundred ninety-eight thousand, nine hundred twelve".