10640003365 has 16 divisors (see below), whose sum is σ = 13258828800. Its totient is φ = 8188076160.

The previous prime is 10640003359. The next prime is 10640003443. The reversal of 10640003365 is 56330004601.

It is not a de Polignac number, because 10640003365 - 2¹⁵ = 10639970597 is a prime.

It is a super-2 number, since 2×10640003365² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 179640 + ... + 231409.

It is an arithmetic number, because the mean of its divisors is an integer number (828676800).

Almost surely, 2^10640003365 is an apocalyptic number.

It is an amenable number.

10640003365 is a deficient number, since it is larger than the sum of its proper divisors (2618825435).

10640003365 is a wasteful number, since it uses less digits than its factorization.

10640003365 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 411252.

The product of its (nonzero) digits is 6480, while the sum is 28.

Adding to 10640003365 its reverse (56330004601), we get a palindrome (66970007966).

The spelling of 10640003365 in words is "ten billion, six hundred forty million, three thousand, three hundred sixty-five".