10640460320 has 96 divisors (see below), whose sum is σ = 29008482048. Its totient is φ = 3612699648.

The previous prime is 10640460289. The next prime is 10640460371. The reversal of 10640460320 is 2306404601.

It is a super-2 number, since 2×10640460320² (a number of 21 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 10640460320.

It is an unprimeable number.

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 15 ways as a sum of consecutive naturals, for example, 69242 + ... + 161478.

It is an arithmetic number, because the mean of its divisors is an integer number (302171688).

Almost surely, 2^10640460320 is an apocalyptic number.

10640460320 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 10640460320, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (14504241024).

10640460320 is an abundant number, since it is smaller than the sum of its proper divisors (18368021728).

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

10640460320 is a wasteful number, since it uses less digits than its factorization.

10640460320 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 92362 (or 92354 counting only the distinct ones).

The product of its (nonzero) digits is 3456, while the sum is 26.

Adding to 10640460320 its reverse (2306404601), we get a palindrome (12946864921).

The spelling of 10640460320 in words is "ten billion, six hundred forty million, four hundred sixty thousand, three hundred twenty".