523221341252352 has 144 divisors (see below), whose sum is σ = 1432391516613120. Its totient is φ = 169468291362816.

The previous prime is 523221341252321. The next prime is 523221341252353. The reversal of 523221341252352 is 253252143122325.

It is not an unprimeable number, because it can be changed into a prime (523221341252353) 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, 47123923 + ... + 57158610.

Almost surely, 2^{523221341252352} is an apocalyptic number.

It is an amenable number.

523221341252352 is an abundant number, since it is smaller than the sum of its proper divisors (909170175360768).

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

523221341252352 is a wasteful number, since it uses less digits than its factorization.

523221341252352 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 104282738 (or 104282724 counting only the distinct ones).

The product of its digits is 864000, while the sum is 42.

Adding to 523221341252352 its reverse (253252143122325), we get a palindrome (776473484374677).

The spelling of 523221341252352 in words is "five hundred twenty-three trillion, two hundred twenty-one billion, three hundred forty-one million, two hundred fifty-two thousand, three hundred fifty-two".