522434153672 has 36 divisors (see below), whose sum is σ = 983516606865. Its totient is φ = 260167289760.

The previous prime is 522434153669. The next prime is 522434153711. The reversal of 522434153672 is 276351434225.

It is a powerful number, because all its prime factors have an exponent greater than 1 and also an Achilles number because it is not a perfect power.

It can be written as a sum of positive squares in 2 ways, for example, as 297118747396 + 225315406276 = 545086^2 + 474674^2 .

It is an ABA number since it can be written as A⋅B^A, here for A=2, B=511094.

It is a super-2 number, since 2×522434153672² (a number of 24 digits) contains 22 as substring.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 860681993 + ... + 860682599.

Almost surely, 2^522434153672 is an apocalyptic number.

It is an amenable number.

522434153672 is a deficient number, since it is larger than the sum of its proper divisors (461082453193).

522434153672 is an frugal number, since it uses more digits than its factorization.

522434153672 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2062 (or 1030 counting only the distinct ones).

The product of its digits is 1209600, while the sum is 44.

Adding to 522434153672 its reverse (276351434225), we get a palindrome (798785587897).

The spelling of 522434153672 in words is "five hundred twenty-two billion, four hundred thirty-four million, one hundred fifty-three thousand, six hundred seventy-two".