509858875042 has 8 divisors (see below), whose sum is σ = 834314522832. Its totient is φ = 231754034100.

The previous prime is 509858874949. The next prime is 509858875081. The reversal of 509858875042 is 240578858905.

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

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 11587701684 + ... + 11587701727.

It is an arithmetic number, because the mean of its divisors is an integer number (104289315354).

Almost surely, 2^509858875042 is an apocalyptic number.

509858875042 is a deficient number, since it is larger than the sum of its proper divisors (324455647790).

509858875042 is a wasteful number, since it uses less digits than its factorization.

509858875042 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23175403424.

The product of its (nonzero) digits is 32256000, while the sum is 61.

The spelling of 509858875042 in words is "five hundred nine billion, eight hundred fifty-eight million, eight hundred seventy-five thousand, forty-two".