523202253044 has 6 divisors (see below), whose sum is σ = 915603942834. Its totient is φ = 261601126520.

The previous prime is 523202253031. The next prime is 523202253059. The reversal of 523202253044 is 440352202325.

It can be written as a sum of positive squares in only one way, i.e., 312715824100 + 210486428944 = 559210^2 + 458788^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 523202253044.

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 as a sum of consecutive naturals, namely, 65400281627 + ... + 65400281634.

It is an arithmetic number, because the mean of its divisors is an integer number (152600657139).

Almost surely, 2^523202253044 is an apocalyptic number.

It is an amenable number.

523202253044 is a deficient number, since it is larger than the sum of its proper divisors (392401689790).

523202253044 is a wasteful number, since it uses less digits than its factorization.

523202253044 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 130800563265 (or 130800563263 counting only the distinct ones).

The product of its (nonzero) digits is 57600, while the sum is 32.

Adding to 523202253044 its reverse (440352202325), we get a palindrome (963554455369).

The spelling of 523202253044 in words is "five hundred twenty-three billion, two hundred two million, two hundred fifty-three thousand, forty-four".