263632956304 has 45 divisors (see below), whose sum is σ = 534058330449. Its totient is φ = 126062735040.

The previous prime is 263632956289. The next prime is 263632956317. The reversal of 263632956304 is 403659236362.

The square root of 263632956304 is 513452.

It is a perfect power (a square), and thus also a powerful number.

It can be written as a sum of positive squares in only one way, i.e., 82973954704 + 180659001600 = 288052^2 + 425040^2 .

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 47234794 + ... + 47240374.

Almost surely, 2^263632956304 is an apocalyptic number.

263632956304 is the 513452-nd square number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 263632956304

263632956304 is an abundant number, since it is smaller than the sum of its proper divisors (270425374145).

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

263632956304 is an frugal number, since it uses more digits than its factorization.

263632956304 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11216 (or 5606 counting only the distinct ones).

The product of its (nonzero) digits is 4199040, while the sum is 49.

Multiplying 263632956304 by its sum of digits (49), we get a square (12918014858896 = 3594164²).

The spelling of 263632956304 in words is "two hundred sixty-three billion, six hundred thirty-two million, nine hundred fifty-six thousand, three hundred four".