10973391637320 has 1536 divisors, whose sum is σ = 45891256320000. Its totient is φ = 2217146867712.

The previous prime is 10973391637309. The next prime is 10973391637423. The reversal of 10973391637320 is 2373619337901.

It is a happy number.

10973391637320 is a `hidden beast` number, since 109 + 7 + 3 + 391 + 63 + 73 + 20 = 666.

10973391637320 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Cunningham number, because it is equal to 3312611²-1.

It is an unprimeable number.

It is a polite number, since it can be written in 383 ways as a sum of consecutive naturals, for example, 8579664441 + ... + 8579665719.

It is an arithmetic number, because the mean of its divisors is an integer number (29877120000).

Almost surely, 2^{10973391637320} is an apocalyptic number.

10973391637320 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 10973391637320, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (22945628160000).

10973391637320 is an abundant number, since it is smaller than the sum of its proper divisors (34917864682680).

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

10973391637320 is a wasteful number, since it uses less digits than its factorization.

10973391637320 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1555 (or 1548 counting only the distinct ones).

The product of its (nonzero) digits is 3857868, while the sum is 54.

The spelling of 10973391637320 in words is "ten trillion, nine hundred seventy-three billion, three hundred ninety-one million, six hundred thirty-seven thousand, three hundred twenty".