531414401521452 has 12 divisors (see below), whose sum is σ = 1239966936883416. Its totient is φ = 177138133840480.

The previous prime is 531414401521447. The next prime is 531414401521499. The reversal of 531414401521452 is 254125104414135.

It is a tau number, because it is divible by the number of its divisors (12).

It is a super-2 number, since 2×531414401521452² (a number of 30 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 22142266730049 + ... + 22142266730072.

It is an arithmetic number, because the mean of its divisors is an integer number (103330578073618).

Almost surely, 2^{531414401521452} is an apocalyptic number.

It is an amenable number.

531414401521452 is an abundant number, since it is smaller than the sum of its proper divisors (708552535361964).

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

531414401521452 is a wasteful number, since it uses less digits than its factorization.

531414401521452 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 44284533460128 (or 44284533460126 counting only the distinct ones).

The product of its (nonzero) digits is 384000, while the sum is 42.

Adding to 531414401521452 its reverse (254125104414135), we get a palindrome (785539505935587).

The spelling of 531414401521452 in words is "five hundred thirty-one trillion, four hundred fourteen billion, four hundred one million, five hundred twenty-one thousand, four hundred fifty-two".