505752511087 has 8 divisors (see below), whose sum is σ = 535629661200. Its totient is φ = 475889472384.

The previous prime is 505752511079. The next prime is 505752511091. The reversal of 505752511087 is 780115257505.

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

It is a cyclic number.

It is not a de Polignac number, because 505752511087 - 2³ = 505752511079 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 (505752511097) 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, 3454012 + ... + 3597457.

It is an arithmetic number, because the mean of its divisors is an integer number (66953707650).

Almost surely, 2^505752511087 is an apocalyptic number.

505752511087 is a deficient number, since it is larger than the sum of its proper divisors (29877150113).

505752511087 is a wasteful number, since it uses less digits than its factorization.

505752511087 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7055705.

The product of its (nonzero) digits is 490000, while the sum is 46.

The spelling of 505752511087 in words is "five hundred five billion, seven hundred fifty-two million, five hundred eleven thousand, eighty-seven".