10640559750 has 64 divisors (see below), whose sum is σ = 26583201216. Its totient is φ = 2834880000.

The previous prime is 10640559731. The next prime is 10640559751. The reversal of 10640559750 is 5795504601.

It is a super-2 number, since 2×10640559750² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10640559751) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 894844 + ... + 906656.

It is an arithmetic number, because the mean of its divisors is an integer number (415362519).

Almost surely, 2^10640559750 is an apocalyptic number.

10640559750 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 10640559750, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (13291600608).

10640559750 is an abundant number, since it is smaller than the sum of its proper divisors (15942641466).

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

10640559750 is a wasteful number, since it uses less digits than its factorization.

10640559750 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13034 (or 13024 counting only the distinct ones).

The product of its (nonzero) digits is 189000, while the sum is 42.

The spelling of 10640559750 in words is "ten billion, six hundred forty million, five hundred fifty-nine thousand, seven hundred fifty".