509127314136 has 32 divisors (see below), whose sum is σ = 1454649469440. Its totient is φ = 145464946848.

The previous prime is 509127314099. The next prime is 509127314159. The reversal of 509127314136 is 631413721905.

It is a Harshad number since it is a multiple of its sum of digits (42).

It is a congruent number.

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 7 ways as a sum of consecutive naturals, for example, 1515259696 + ... + 1515260031.

It is an arithmetic number, because the mean of its divisors is an integer number (45457795920).

Almost surely, 2^509127314136 is an apocalyptic number.

509127314136 is a gapful number since it is divisible by the number (56) formed by its first and last digit.

It is an amenable number.

509127314136 is an abundant number, since it is smaller than the sum of its proper divisors (945522155304).

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

509127314136 is a wasteful number, since it uses less digits than its factorization.

509127314136 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3030519743 (or 3030519739 counting only the distinct ones).

The product of its (nonzero) digits is 136080, while the sum is 42.

The spelling of 509127314136 in words is "five hundred nine billion, one hundred twenty-seven million, three hundred fourteen thousand, one hundred thirty-six".