10503850418 has 16 divisors (see below), whose sum is σ = 16705384920. Its totient is φ = 4936233216.

The previous prime is 10503850411. The next prime is 10503850433. The reversal of 10503850418 is 81405830501.

It can be written as a sum of positive squares in 4 ways, for example, as 10468768489 + 35081929 = 102317^2 + 5923^2 .

It is a super-2 number, since 2×10503850418² (a number of 21 digits) contains 22 as substring.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (10503850411) by changing a digit.

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 in 7 ways as a sum of consecutive naturals, for example, 185813 + ... + 235656.

Almost surely, 2^10503850418 is an apocalyptic number.

10503850418 is a deficient number, since it is larger than the sum of its proper divisors (6201534502).

10503850418 is a wasteful number, since it uses less digits than its factorization.

10503850418 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 422221.

The product of its (nonzero) digits is 19200, while the sum is 35.

The spelling of 10503850418 in words is "ten billion, five hundred three million, eight hundred fifty thousand, four hundred eighteen".