131304536616 has 32 divisors (see below), whose sum is σ = 358103282400. Its totient is φ = 39789253440.

The previous prime is 131304536609. The next prime is 131304536689. The reversal of 131304536616 is 616635403131.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 248682571 + ... + 248683098.

It is an arithmetic number, because the mean of its divisors is an integer number (11190727575).

Almost surely, 2^131304536616 is an apocalyptic number.

It is an amenable number.

131304536616 is an abundant number, since it is smaller than the sum of its proper divisors (226798745784).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

131304536616 is a wasteful number, since it uses less digits than its factorization.

131304536616 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 497365689 (or 497365685 counting only the distinct ones).

The product of its (nonzero) digits is 116640, while the sum is 39.

Adding to 131304536616 its reverse (616635403131), we get a palindrome (747939939747).

The spelling of 131304536616 in words is "one hundred thirty-one billion, three hundred four million, five hundred thirty-six thousand, six hundred sixteen".