509686924149 has 32 divisors (see below), whose sum is σ = 819383241600. Its totient is φ = 311259162240.

The previous prime is 509686924093. The next prime is 509686924151. The reversal of 509686924149 is 941429686905.

509686924149 is a `hidden beast` number, since 50 + 9 + 6 + 86 + 92 + 414 + 9 = 666.

It is not a de Polignac number, because 509686924149 - 2¹⁶ = 509686858613 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (509686924189) by changing a digit.

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, 5496384 + ... + 5588345.

It is an arithmetic number, because the mean of its divisors is an integer number (25605726300).

Almost surely, 2^509686924149 is an apocalyptic number.

It is an amenable number.

509686924149 is a deficient number, since it is larger than the sum of its proper divisors (309696317451).

509686924149 is a wasteful number, since it uses less digits than its factorization.

509686924149 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11084882 (or 11084876 counting only the distinct ones).

The product of its (nonzero) digits is 33592320, while the sum is 63.

The spelling of 509686924149 in words is "five hundred nine billion, six hundred eighty-six million, nine hundred twenty-four thousand, one hundred forty-nine".