531941998970 has 64 divisors (see below), whose sum is σ = 984150000000. Its totient is φ = 206930171136.

The previous prime is 531941998967. The next prime is 531941998999. The reversal of 531941998970 is 79899149135.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 531941998897 and 531941998906.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 39399281 + ... + 39412779.

It is an arithmetic number, because the mean of its divisors is an integer number (15377343750).

Almost surely, 2^531941998970 is an apocalyptic number.

531941998970 is a deficient number, since it is larger than the sum of its proper divisors (452208001030).

531941998970 is a wasteful number, since it uses less digits than its factorization.

531941998970 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14207.

The product of its (nonzero) digits is 22044960, while the sum is 65.

The spelling of 531941998970 in words is "five hundred thirty-one billion, nine hundred forty-one million, nine hundred ninety-eight thousand, nine hundred seventy".