509156887060 has 48 divisors (see below), whose sum is σ = 1105544946240. Its totient is φ = 196838370560.

The previous prime is 509156887049. The next prime is 509156887067. The reversal of 509156887060 is 60788651905.

It is a junction number, because it is equal to n+sod(n) for n = 509156886992 and 509156887010.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (509156887067) by changing a digit.

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 15 ways as a sum of consecutive naturals, for example, 2813770 + ... + 2989249.

It is an arithmetic number, because the mean of its divisors is an integer number (23032186380).

Almost surely, 2^509156887060 is an apocalyptic number.

It is an amenable number.

509156887060 is an abundant number, since it is smaller than the sum of its proper divisors (596388059180).

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

509156887060 is a wasteful number, since it uses less digits than its factorization.

509156887060 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5803176 (or 5803174 counting only the distinct ones).

The product of its (nonzero) digits is 3628800, while the sum is 55.

The spelling of 509156887060 in words is "five hundred nine billion, one hundred fifty-six million, eight hundred eighty-seven thousand, sixty".