9915047137296 has 160 divisors (see below), whose sum is σ = 32534400204800. Its totient is φ = 2832099914880.

The previous prime is 9915047137243. The next prime is 9915047137297. The reversal of 9915047137296 is 6927317405199.

9915047137296 is a `hidden beast` number, since 9 + 9 + 1 + 5 + 0 + 471 + 3 + 72 + 96 = 666.

It is a Harshad number since it is a multiple of its sum of digits (63).

It is not an unprimeable number, because it can be changed into a prime (9915047137297) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 10717425 + ... + 11605743.

It is an arithmetic number, because the mean of its divisors is an integer number (203340001280).

Almost surely, 2^{9915047137296} 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 9915047137296, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (16267200102400).

9915047137296 is an abundant number, since it is smaller than the sum of its proper divisors (22619353067504).

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

9915047137296 is a wasteful number, since it uses less digits than its factorization.

9915047137296 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 892034 (or 892022 counting only the distinct ones).

The product of its (nonzero) digits is 25719120, while the sum is 63.

The spelling of 9915047137296 in words is "nine trillion, nine hundred fifteen billion, forty-seven million, one hundred thirty-seven thousand, two hundred ninety-six".