522648940939 has 4 divisors (see below), whose sum is σ = 522652082400. Its totient is φ = 522645799480.

The previous prime is 522648940921. The next prime is 522648940949. The reversal of 522648940939 is 939049846225.

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

It is a cyclic number.

It is not a de Polignac number, because 522648940939 - 2³³ = 514059006347 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (522648940949) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1306339 + ... + 1658860.

It is an arithmetic number, because the mean of its divisors is an integer number (130663020600).

Almost surely, 2^522648940939 is an apocalyptic number.

522648940939 is a deficient number, since it is larger than the sum of its proper divisors (3141461).

522648940939 is a wasteful number, since it uses less digits than its factorization.

522648940939 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3141460.

The product of its (nonzero) digits is 33592320, while the sum is 61.

The spelling of 522648940939 in words is "five hundred twenty-two billion, six hundred forty-eight million, nine hundred forty thousand, nine hundred thirty-nine".