163982900263 has 16 divisors (see below), whose sum is σ = 202569880576. Its totient is φ = 129265930080.

The previous prime is 163982900261. The next prime is 163982900293. The reversal of 163982900263 is 362009289361.

It is not a de Polignac number, because 163982900263 - 2¹ = 163982900261 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (163982900261) 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, 3300081 + ... + 3349402.

It is an arithmetic number, because the mean of its divisors is an integer number (12660617536).

Almost surely, 2^163982900263 is an apocalyptic number.

163982900263 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

163982900263 is a deficient number, since it is larger than the sum of its proper divisors (38586980313).

163982900263 is a wasteful number, since it uses less digits than its factorization.

163982900263 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6649774.

The product of its (nonzero) digits is 839808, while the sum is 49.

The spelling of 163982900263 in words is "one hundred sixty-three billion, nine hundred eighty-two million, nine hundred thousand, two hundred sixty-three".