531520311010 has 16 divisors (see below), whose sum is σ = 1030331680056. Its totient is φ = 196253653248.

The previous prime is 531520310957. The next prime is 531520311011. The reversal of 531520311010 is 10113025135.

It can be written as a sum of positive squares in 4 ways, for example, as 479491157209 + 52029153801 = 692453^2 + 228099^2 .

It is not an unprimeable number, because it can be changed into a prime (531520311011) by changing a digit.

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 in 7 ways as a sum of consecutive naturals, for example, 2044308759 + ... + 2044309018.

Almost surely, 2^531520311010 is an apocalyptic number.

531520311010 is a deficient number, since it is larger than the sum of its proper divisors (498811369046).

531520311010 is a wasteful number, since it uses less digits than its factorization.

531520311010 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4088617797.

The product of its (nonzero) digits is 450, while the sum is 22.

Adding to 531520311010 its reverse (10113025135), we get a palindrome (541633336145).

The spelling of 531520311010 in words is "five hundred thirty-one billion, five hundred twenty million, three hundred eleven thousand, ten".