531416140543320 has 64 divisors (see below), whose sum is σ = 1663563570405120. Its totient is φ = 135549624253824.

The previous prime is 531416140543319. The next prime is 531416140543349. The reversal of 531416140543320 is 23345041614135.

It is a super-2 number, since 2×531416140543320² (a number of 30 digits) contains 22 as substring.

It is a congruent 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, 96271037194 + ... + 96271042713.

It is an arithmetic number, because the mean of its divisors is an integer number (25993180787580).

Almost surely, 2^{531416140543320} is an apocalyptic number.

It is an amenable number.

531416140543320 is an abundant number, since it is smaller than the sum of its proper divisors (1132147429861800).

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

531416140543320 is a wasteful number, since it uses less digits than its factorization.

531416140543320 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 192542079944 (or 192542079940 counting only the distinct ones).

The product of its (nonzero) digits is 518400, while the sum is 42.

The spelling of 531416140543320 in words is "five hundred thirty-one trillion, four hundred sixteen billion, one hundred forty million, five hundred forty-three thousand, three hundred twenty".