10518963844 has 27 divisors (see below), whose sum is σ = 19435231767. Its totient is φ = 4980820968.

The previous prime is 10518963823. The next prime is 10518963853. The reversal of 10518963844 is 44836981501.

It is a happy number.

The square root of 10518963844 is 102562.

It is a perfect power (a square), and thus also a powerful number.

10518963844 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×10518963844² (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 3896007 + ... + 3898705.

Almost surely, 2^10518963844 is an apocalyptic number.

10518963844 is the 102562-nd square number.

It is an amenable number.

10518963844 is a deficient number, since it is larger than the sum of its proper divisors (8916267923).

10518963844 is an frugal number, since it uses more digits than its factorization.

10518963844 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5440 (or 2720 counting only the distinct ones).

The product of its (nonzero) digits is 829440, while the sum is 49.

Multiplying 10518963844 by its sum of digits (49), we get a square (515429228356 = 717934²).

The spelling of 10518963844 in words is "ten billion, five hundred eighteen million, nine hundred sixty-three thousand, eight hundred forty-four".