10640534336 has 14 divisors (see below), whose sum is σ = 21114810450. Its totient is φ = 5320267136.

The previous prime is 10640534327. The next prime is 10640534339. The reversal of 10640534336 is 63343504601.

It can be written as a sum of positive squares in only one way, i.e., 10638684736 + 1849600 = 103144^2 + 1360^2 .

It is a super-2 number, since 2×10640534336² (a number of 21 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 10640534296 and 10640534305.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10640534339) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 83129111 + ... + 83129238.

Almost surely, 2^10640534336 is an apocalyptic number.

10640534336 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

10640534336 is a deficient number, since it is larger than the sum of its proper divisors (10474276114).

10640534336 is an equidigital number, since it uses as much as digits as its factorization.

10640534336 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 166258361 (or 166258351 counting only the distinct ones).

The product of its (nonzero) digits is 77760, while the sum is 35.

The spelling of 10640534336 in words is "ten billion, six hundred forty million, five hundred thirty-four thousand, three hundred thirty-six".