509591409141 has 8 divisors (see below), whose sum is σ = 679477447744. Its totient is φ = 339716488320.

The previous prime is 509591409137. The next prime is 509591409163. The reversal of 509591409141 is 141904195905.

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

It is not a de Polignac number, because 509591409141 - 2² = 509591409137 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (509591409121) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2671900 + ... + 2856261.

It is an arithmetic number, because the mean of its divisors is an integer number (84934680968).

Almost surely, 2^509591409141 is an apocalyptic number.

It is an amenable number.

509591409141 is a deficient number, since it is larger than the sum of its proper divisors (169886038603).

509591409141 is a wasteful number, since it uses less digits than its factorization.

509591409141 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5558891.

The product of its (nonzero) digits is 291600, while the sum is 48.

The spelling of 509591409141 in words is "five hundred nine billion, five hundred ninety-one million, four hundred nine thousand, one hundred forty-one".