504056342655 has 24 divisors (see below), whose sum is σ = 903825168480. Its totient is φ = 259560047040.

The previous prime is 504056342641. The next prime is 504056342659. The reversal of 504056342655 is 556243650405.

504056342655 is a `hidden beast` number, since 5 + 0 + 4 + 0 + 5 + 634 + 2 + 6 + 5 + 5 = 666.

It is not a de Polignac number, because 504056342655 - 2⁵ = 504056342623 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a self number, because there is not a number n which added to its sum of digits gives 504056342655.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (504056342659) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 193123731 + ... + 193126340.

It is an arithmetic number, because the mean of its divisors is an integer number (37659382020).

Almost surely, 2^504056342655 is an apocalyptic number.

504056342655 is a deficient number, since it is larger than the sum of its proper divisors (399768825825).

504056342655 is a wasteful number, since it uses less digits than its factorization.

504056342655 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 386250111 (or 386250108 counting only the distinct ones).

The product of its (nonzero) digits is 2160000, while the sum is 45.

The spelling of 504056342655 in words is "five hundred four billion, fifty-six million, three hundred forty-two thousand, six hundred fifty-five".