10999715328 has 320 divisors, whose sum is σ = 37759011840. Its totient is φ = 3096576000.

The previous prime is 10999715303. The next prime is 10999715329. The reversal of 10999715328 is 82351799901.

10999715328 is a `hidden beast` number, since 10 + 9 + 9 + 97 + 1 + 532 + 8 = 666.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10999715329) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 6869728 + ... + 6871328.

It is an arithmetic number, because the mean of its divisors is an integer number (117996912).

Almost surely, 2^10999715328 is an apocalyptic number.

10999715328 is a gapful number since it is divisible by the number (18) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 10999715328, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (18879505920).

10999715328 is an abundant number, since it is smaller than the sum of its proper divisors (26759296512).

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

10999715328 is an equidigital number, since it uses as much as digits as its factorization.

10999715328 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1706 (or 1684 counting only the distinct ones).

The product of its (nonzero) digits is 1224720, while the sum is 54.

The spelling of 10999715328 in words is "ten billion, nine hundred ninety-nine million, seven hundred fifteen thousand, three hundred twenty-eight".