263107116 has 60 divisors (see below), whose sum is σ = 689376688. Its totient is φ = 87503328.

The previous prime is 263107109. The next prime is 263107139. The reversal of 263107116 is 611701362.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a self number, because there is not a number n which added to its sum of digits gives 263107116.

It is an unprimeable number.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 234990 + ... + 236106.

Almost surely, 2^263107116 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 263107116, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (344688344).

263107116 is an abundant number, since it is smaller than the sum of its proper divisors (426269572).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

263107116 is a wasteful number, since it uses less digits than its factorization.

263107116 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1860 (or 1849 counting only the distinct ones).

The product of its (nonzero) digits is 1512, while the sum is 27.

The square root of 263107116 is about 16220.5769317864. The cubic root of 263107116 is about 640.7828278864.

Adding to 263107116 its reverse (611701362), we get a palindrome (874808478).

The spelling of 263107116 in words is "two hundred sixty-three million, one hundred seven thousand, one hundred sixteen".