507755442691 has 8 divisors (see below), whose sum is σ = 580388009984. Its totient is φ = 435146894280.

The previous prime is 507755442679. The next prime is 507755442713. The reversal of 507755442691 is 196244557705.

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

It is not a de Polignac number, because 507755442691 - 2¹⁹ = 507754918403 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (507755482691) 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 7 ways as a sum of consecutive naturals, for example, 5959395 + ... + 6043996.

It is an arithmetic number, because the mean of its divisors is an integer number (72548501248).

Almost surely, 2^507755442691 is an apocalyptic number.

507755442691 is a deficient number, since it is larger than the sum of its proper divisors (72632567293).

507755442691 is a wasteful number, since it uses less digits than its factorization.

507755442691 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12009441.

The product of its (nonzero) digits is 10584000, while the sum is 55.

The spelling of 507755442691 in words is "five hundred seven billion, seven hundred fifty-five million, four hundred forty-two thousand, six hundred ninety-one".