504788831667 has 6 divisors (see below), whose sum is σ = 729139423532. Its totient is φ = 336525887772.

The previous prime is 504788831639. The next prime is 504788831683. The reversal of 504788831667 is 766138887405.

504788831667 is a `hidden beast` number, since 50 + 478 + 88 + 31 + 6 + 6 + 7 = 666.

It is not a de Polignac number, because 504788831667 - 2⁷ = 504788831539 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (504788831167) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 28043823973 + ... + 28043823990.

Almost surely, 2^504788831667 is an apocalyptic number.

504788831667 is a deficient number, since it is larger than the sum of its proper divisors (224350591865).

504788831667 is a wasteful number, since it uses less digits than its factorization.

504788831667 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 56087647969 (or 56087647966 counting only the distinct ones).

The product of its (nonzero) digits is 54190080, while the sum is 63.

The spelling of 504788831667 in words is "five hundred four billion, seven hundred eighty-eight million, eight hundred thirty-one thousand, six hundred sixty-seven".