531021245423034 has 16 divisors (see below), whose sum is σ = 1074838183507872. Its totient is φ = 174874466364048.

The previous prime is 531021245423023. The next prime is 531021245423057. The reversal of 531021245423034 is 430324542120135.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 531021245422983 and 531021245423001.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 533153860369 + ... + 533153861364.

It is an arithmetic number, because the mean of its divisors is an integer number (67177386469242).

Almost surely, 2^{531021245423034} is an apocalyptic number.

531021245423034 is an abundant number, since it is smaller than the sum of its proper divisors (543816938084838).

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

531021245423034 is a wasteful number, since it uses less digits than its factorization.

531021245423034 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1066307721821.

The product of its (nonzero) digits is 345600, while the sum is 39.

Adding to 531021245423034 its reverse (430324542120135), we get a palindrome (961345787543169).

The spelling of 531021245423034 in words is "five hundred thirty-one trillion, twenty-one billion, two hundred forty-five million, four hundred twenty-three thousand, thirty-four".