531023524516 has 6 divisors (see below), whose sum is σ = 929291167910. Its totient is φ = 265511762256.

The previous prime is 531023524483. The next prime is 531023524519. The reversal of 531023524516 is 615425320135.

It can be written as a sum of positive squares in only one way, i.e., 528994382400 + 2029142116 = 727320^2 + 45046^2 .

It is not an unprimeable number, because it can be changed into a prime (531023524519) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 66377940561 + ... + 66377940568.

Almost surely, 2^531023524516 is an apocalyptic number.

It is an amenable number.

531023524516 is a deficient number, since it is larger than the sum of its proper divisors (398267643394).

531023524516 is a wasteful number, since it uses less digits than its factorization.

531023524516 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 132755881133 (or 132755881131 counting only the distinct ones).

The product of its (nonzero) digits is 108000, while the sum is 37.

The spelling of 531023524516 in words is "five hundred thirty-one billion, twenty-three million, five hundred twenty-four thousand, five hundred sixteen".