10640034436 has 6 divisors (see below), whose sum is σ = 18620060270. Its totient is φ = 5320017216.

The previous prime is 10640034421. The next prime is 10640034491. The reversal of 10640034436 is 63443004601.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 10497231936 + 142802500 = 102456^2 + 11950^2 .

It is a super-2 number, since 2×10640034436² (a number of 21 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 10640034398 and 10640034407.

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 as a sum of consecutive naturals, namely, 1330004301 + ... + 1330004308.

Almost surely, 2^10640034436 is an apocalyptic number.

It is an amenable number.

10640034436 is a deficient number, since it is larger than the sum of its proper divisors (7980025834).

10640034436 is a wasteful number, since it uses less digits than its factorization.

10640034436 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2660008613 (or 2660008611 counting only the distinct ones).

The product of its (nonzero) digits is 20736, while the sum is 31.

The spelling of 10640034436 in words is "ten billion, six hundred forty million, thirty-four thousand, four hundred thirty-six".