531225425115436 has 48 divisors (see below), whose sum is σ = 941790867494400. Its totient is φ = 262148781585600.

The previous prime is 531225425115403. The next prime is 531225425115449. The reversal of 531225425115436 is 634511524522135.

It is a self number, because there is not a number n which added to its sum of digits gives 531225425115436.

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, 9961633005 + ... + 9961686331.

It is an arithmetic number, because the mean of its divisors is an integer number (19620643072800).

Almost surely, 2^{531225425115436} is an apocalyptic number.

It is an amenable number.

531225425115436 is a deficient number, since it is larger than the sum of its proper divisors (410565442378964).

531225425115436 is a wasteful number, since it uses less digits than its factorization.

531225425115436 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 83014 (or 83012 counting only the distinct ones).

The product of its digits is 4320000, while the sum is 49.

The spelling of 531225425115436 in words is "five hundred thirty-one trillion, two hundred twenty-five billion, four hundred twenty-five million, one hundred fifteen thousand, four hundred thirty-six".