538521367468 has 48 divisors (see below), whose sum is σ = 1082417889280. Its totient is φ = 229644310464.

The previous prime is 538521367421. The next prime is 538521367469. The reversal of 538521367468 is 864763125835.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (538521367469) 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, 10637905 + ... + 10688407.

Almost surely, 2^538521367468 is an apocalyptic number.

It is an amenable number.

538521367468 is an abundant number, since it is smaller than the sum of its proper divisors (543896521812).

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

538521367468 is a wasteful number, since it uses less digits than its factorization.

538521367468 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 52406 (or 52404 counting only the distinct ones).

The product of its digits is 29030400, while the sum is 58.

The spelling of 538521367468 in words is "five hundred thirty-eight billion, five hundred twenty-one million, three hundred sixty-seven thousand, four hundred sixty-eight".