10969993620 has 120 divisors (see below), whose sum is σ = 35252837928. Its totient is φ = 2853964800.

The previous prime is 10969993613. The next prime is 10969993649. The reversal of 10969993620 is 2639996901.

10969993620 is a `hidden beast` number, since 1 + 0 + 9 + 6 + 9 + 9 + 9 + 3 + 620 = 666.

10969993620 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 4 ways, for example, as 483824016 + 10486169604 = 21996^2 + 102402^2 .

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

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 16161 + ... + 149000.

Almost surely, 2^10969993620 is an apocalyptic number.

10969993620 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 10969993620, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (17626418964).

10969993620 is an abundant number, since it is smaller than the sum of its proper divisors (24282844308).

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

10969993620 is a wasteful number, since it uses less digits than its factorization.

10969993620 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 165223 (or 165212 counting only the distinct ones).

The product of its (nonzero) digits is 1417176, while the sum is 54.

The spelling of 10969993620 in words is "ten billion, nine hundred sixty-nine million, nine hundred ninety-three thousand, six hundred twenty".