10943491680 has 432 divisors, whose sum is σ = 41394002832. Its totient is φ = 2630707200.

The previous prime is 10943491679. The next prime is 10943491681. The reversal of 10943491680 is 8619434901.

10943491680 is a `hidden beast` number, since 10 + 94 + 3 + 491 + 68 + 0 = 666.

It is an interprime number because it is at equal distance from previous prime (10943491679) and next prime (10943491681).

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10943491681) 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 71 ways as a sum of consecutive naturals, for example, 31537267 + ... + 31537613.

It is an arithmetic number, because the mean of its divisors is an integer number (95819451).

Almost surely, 2^10943491680 is an apocalyptic number.

10943491680 is a gapful number since it is divisible by the number (10) 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 10943491680, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (20697001416).

10943491680 is an abundant number, since it is smaller than the sum of its proper divisors (30450511152).

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

10943491680 is a wasteful number, since it uses less digits than its factorization.

10943491680 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 571 (or 549 counting only the distinct ones).

The product of its (nonzero) digits is 186624, while the sum is 45.

The spelling of 10943491680 in words is "ten billion, nine hundred forty-three million, four hundred ninety-one thousand, six hundred eighty".