263312532532 has 48 divisors (see below), whose sum is σ = 528241738752. Its totient is φ = 112502131200.

The previous prime is 263312532499. The next prime is 263312532541. The reversal of 263312532532 is 235235213362.

It is a happy number.

263312532532 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Smith number, since the sum of its digits (37) coincides with the sum of the digits of its prime factors.

It is a junction number, because it is equal to n+sod(n) for n = 263312532491 and 263312532500.

It is a congruent number.

It is an unprimeable number.

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, 23045373 + ... + 23056795.

It is an arithmetic number, because the mean of its divisors is an integer number (11005036224).

Almost surely, 2^263312532532 is an apocalyptic number.

It is an amenable number.

263312532532 is an abundant number, since it is smaller than the sum of its proper divisors (264929206220).

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

263312532532 is a wasteful number, since it uses less digits than its factorization.

263312532532 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13888 (or 13886 counting only the distinct ones).

The product of its digits is 194400, while the sum is 37.

Adding to 263312532532 its reverse (235235213362), we get a palindrome (498547745894).

The spelling of 263312532532 in words is "two hundred sixty-three billion, three hundred twelve million, five hundred thirty-two thousand, five hundred thirty-two".