168236480503 has 16 divisors (see below), whose sum is σ = 219240302400. Its totient is φ = 125280170496.

The previous prime is 168236480497. The next prime is 168236480543. The reversal of 168236480503 is 305084632861.

It is a de Polignac number, because none of the positive numbers 2^k-168236480503 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (168236480543) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 54373528 + ... + 54376621.

It is an arithmetic number, because the mean of its divisors is an integer number (13702518900).

Almost surely, 2^168236480503 is an apocalyptic number.

168236480503 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

168236480503 is a deficient number, since it is larger than the sum of its proper divisors (51003821897).

168236480503 is a wasteful number, since it uses less digits than its factorization.

168236480503 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 108750186.

The product of its (nonzero) digits is 829440, while the sum is 46.

The spelling of 168236480503 in words is "one hundred sixty-eight billion, two hundred thirty-six million, four hundred eighty thousand, five hundred three".