10663503345 has 96 divisors (see below), whose sum is σ = 20500646400. Its totient is φ = 5084352000.

The previous prime is 10663503337. The next prime is 10663503353. The reversal of 10663503345 is 54330536601.

10663503345 is a `hidden beast` number, since 10 + 6 + 635 + 0 + 3 + 3 + 4 + 5 = 666.

It is an interprime number because it is at equal distance from previous prime (10663503337) and next prime (10663503353).

It is not a de Polignac number, because 10663503345 - 2³ = 10663503337 is a prime.

It is a super-2 number, since 2×10663503345² (a number of 21 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 15211495 + ... + 15212195.

It is an arithmetic number, because the mean of its divisors is an integer number (213548400).

Almost surely, 2^10663503345 is an apocalyptic number.

10663503345 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

10663503345 is a deficient number, since it is larger than the sum of its proper divisors (9837143055).

10663503345 is a wasteful number, since it uses less digits than its factorization.

10663503345 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1191 (or 1188 counting only the distinct ones).

The product of its (nonzero) digits is 97200, while the sum is 36.

The spelling of 10663503345 in words is "ten billion, six hundred sixty-three million, five hundred three thousand, three hundred forty-five".