531134331052 has 48 divisors (see below), whose sum is σ = 1010377318720. Its totient is φ = 242839441152.

The previous prime is 531134331029. The next prime is 531134331067. The reversal of 531134331052 is 250133431135.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 49005778 + ... + 49016614.

Almost surely, 2^531134331052 is an apocalyptic number.

531134331052 is a gapful number since it is divisible by the number (52) formed by its first and last digit.

It is an amenable number.

531134331052 is a deficient number, since it is larger than the sum of its proper divisors (479242987668).

531134331052 is a wasteful number, since it uses less digits than its factorization.

531134331052 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19610 (or 19608 counting only the distinct ones).

The product of its (nonzero) digits is 16200, while the sum is 31.

Adding to 531134331052 its reverse (250133431135), we get a palindrome (781267762187).

The spelling of 531134331052 in words is "five hundred thirty-one billion, one hundred thirty-four million, three hundred thirty-one thousand, fifty-two".