10520402326 has 64 divisors (see below), whose sum is σ = 19209674880. Its totient is φ = 4224890880.

The previous prime is 10520402311. The next prime is 10520402329. The reversal of 10520402326 is 62320402501.

It is a super-2 number, since 2×10520402326² (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 10520402326.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10520402329) 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, 8907456 + ... + 8908636.

It is an arithmetic number, because the mean of its divisors is an integer number (300151170).

Almost surely, 2^10520402326 is an apocalyptic number.

10520402326 is a deficient number, since it is larger than the sum of its proper divisors (8689272554).

10520402326 is a wasteful number, since it uses less digits than its factorization.

10520402326 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1849.

The product of its (nonzero) digits is 2880, while the sum is 25.

Adding to 10520402326 its reverse (62320402501), we get a palindrome (72840804827).

The spelling of 10520402326 in words is "ten billion, five hundred twenty million, four hundred two thousand, three hundred twenty-six".