825268505338 has 4 divisors (see below), whose sum is σ = 1237902758010. Its totient is φ = 412634252668.

The previous prime is 825268505333. The next prime is 825268505353. The reversal of 825268505338 is 833505862528.

It is a happy number.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 732467240649 + 92801264689 = 855843^2 + 304633^2 .

It is not an unprimeable number, because it can be changed into a prime (825268505333) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 206317126333 + ... + 206317126336.

Almost surely, 2^825268505338 is an apocalyptic number.

825268505338 is a deficient number, since it is larger than the sum of its proper divisors (412634252672).

825268505338 is a wasteful number, since it uses less digits than its factorization.

825268505338 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 412634252671.

The product of its (nonzero) digits is 13824000, while the sum is 55.

The spelling of 825268505338 in words is "eight hundred twenty-five billion, two hundred sixty-eight million, five hundred five thousand, three hundred thirty-eight".