10663253403 has 16 divisors (see below), whose sum is σ = 15514559616. Its totient is φ = 6460755840.

The previous prime is 10663253387. The next prime is 10663253441. The reversal of 10663253403 is 30435236601.

It is not a de Polignac number, because 10663253403 - 2⁴ = 10663253387 is a prime.

It is a super-2 number, since 2×10663253403² (a number of 21 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (33).

It is not an unprimeable number, because it can be changed into a prime (10663253203) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 78300 + ... + 165702.

It is an arithmetic number, because the mean of its divisors is an integer number (969659976).

Almost surely, 2^10663253403 is an apocalyptic number.

10663253403 is a deficient number, since it is larger than the sum of its proper divisors (4851306213).

10663253403 is a wasteful number, since it uses less digits than its factorization.

10663253403 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 91114.

The product of its (nonzero) digits is 38880, while the sum is 33.

The spelling of 10663253403 in words is "ten billion, six hundred sixty-three million, two hundred fifty-three thousand, four hundred three".