504605137087 has 4 divisors (see below), whose sum is σ = 504617262016. Its totient is φ = 504593012160.

The previous prime is 504605137073. The next prime is 504605137133. The reversal of 504605137087 is 780731506405.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 780731506405 = 5 ⋅156146301281.

It is a cyclic number.

It is not a de Polignac number, because 504605137087 - 2¹¹ = 504605135039 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 (504605137007) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5999823 + ... + 6083344.

It is an arithmetic number, because the mean of its divisors is an integer number (126154315504).

Almost surely, 2^504605137087 is an apocalyptic number.

504605137087 is a deficient number, since it is larger than the sum of its proper divisors (12124929).

504605137087 is a wasteful number, since it uses less digits than its factorization.

504605137087 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12124928.

The product of its (nonzero) digits is 705600, while the sum is 46.

The spelling of 504605137087 in words is "five hundred four billion, six hundred five million, one hundred thirty-seven thousand, eighty-seven".