9199838049152 has 64 divisors (see below), whose sum is σ = 18677870352000. Its totient is φ = 4512098433024.

The previous prime is 9199838049131. The next prime is 9199838049179. The reversal of 9199838049152 is 2519408389919.

It is a tau number, because it is divible by the number of its divisors (64).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 30015974 + ... + 30320922.

It is an arithmetic number, because the mean of its divisors is an integer number (291841724250).

Almost surely, 2^{9199838049152} 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 9199838049152, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (9338935176000).

9199838049152 is an abundant number, since it is smaller than the sum of its proper divisors (9478032302848).

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

9199838049152 is a wasteful number, since it uses less digits than its factorization.

9199838049152 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 309463 (or 309451 counting only the distinct ones).

The product of its (nonzero) digits is 50388480, while the sum is 68.

The spelling of 9199838049152 in words is "nine trillion, one hundred ninety-nine billion, eight hundred thirty-eight million, forty-nine thousand, one hundred fifty-two".