10689822720 has 420 divisors, whose sum is σ = 38679477480. Its totient is φ = 2834694144.

The previous prime is 10689822709. The next prime is 10689822743. The reversal of 10689822720 is 2722898601.

It is a super-2 number, since 2×10689822720² (a number of 21 digits) contains 22 as substring.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 27 ways as a sum of consecutive naturals, for example, 59719591 + ... + 59719769.

It is an arithmetic number, because the mean of its divisors is an integer number (92093994).

Almost surely, 2^10689822720 is an apocalyptic number.

10689822720 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 10689822720, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (19339738740).

10689822720 is an abundant number, since it is smaller than the sum of its proper divisors (27989654760).

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

10689822720 is an frugal number, since it uses more digits than its factorization.

10689822720 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 230 (or 189 counting only the distinct ones).

The product of its (nonzero) digits is 193536, while the sum is 45.

The spelling of 10689822720 in words is "ten billion, six hundred eighty-nine million, eight hundred twenty-two thousand, seven hundred twenty".