531016332002 has 8 divisors (see below), whose sum is σ = 857795613276. Its totient is φ = 245084460912.

The previous prime is 531016331987. The next prime is 531016332037. The reversal of 531016332002 is 200233610135.

It can be written as a sum of positive squares in 2 ways, for example, as 528847473961 + 2168858041 = 727219^2 + 46571^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a Harshad number since it is a multiple of its sum of digits (26), and also a Moran number because the ratio is a prime number: 20423705077 = 531016332002 / (5 + 3 + 1 + 0 + 1 + 6 + 3 + 3 + 2 + 0 + 0 + 2).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 10211852513 + ... + 10211852564.

Almost surely, 2^531016332002 is an apocalyptic number.

531016332002 is a deficient number, since it is larger than the sum of its proper divisors (326779281274).

531016332002 is a wasteful number, since it uses less digits than its factorization.

531016332002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20423705092.

The product of its (nonzero) digits is 3240, while the sum is 26.

Adding to 531016332002 its reverse (200233610135), we get a palindrome (731249942137).

The spelling of 531016332002 in words is "five hundred thirty-one billion, sixteen million, three hundred thirty-two thousand, two".