531352222245 has 128 divisors (see below), whose sum is σ = 1032532300800. Its totient is φ = 257678475264.

The previous prime is 531352222237. The next prime is 531352222279. The reversal of 531352222245 is 542222253135.

It is a happy number.

It is not a de Polignac number, because 531352222245 - 2³ = 531352222237 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 127 ways as a sum of consecutive naturals, for example, 123885061 + ... + 123889349.

It is an arithmetic number, because the mean of its divisors is an integer number (8066658600).

Almost surely, 2^531352222245 is an apocalyptic number.

It is an amenable number.

531352222245 is a deficient number, since it is larger than the sum of its proper divisors (501180078555).

531352222245 is a wasteful number, since it uses less digits than its factorization.

531352222245 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5356 (or 5350 counting only the distinct ones).

The product of its digits is 144000, while the sum is 36.

The spelling of 531352222245 in words is "five hundred thirty-one billion, three hundred fifty-two million, two hundred twenty-two thousand, two hundred forty-five".