504142205655 has 16 divisors (see below), whose sum is σ = 879957304704. Its totient is φ = 244432584480.

The previous prime is 504142205647. The next prime is 504142205731. The reversal of 504142205655 is 556502241405.

It is not a de Polignac number, because 504142205655 - 2³ = 504142205647 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1527703489 + ... + 1527703818.

It is an arithmetic number, because the mean of its divisors is an integer number (54997331544).

Almost surely, 2^504142205655 is an apocalyptic number.

504142205655 is a gapful number since it is divisible by the number (55) formed by its first and last digit.

504142205655 is a deficient number, since it is larger than the sum of its proper divisors (375815099049).

504142205655 is a wasteful number, since it uses less digits than its factorization.

504142205655 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3055407326.

The product of its (nonzero) digits is 240000, while the sum is 39.

The spelling of 504142205655 in words is "five hundred four billion, one hundred forty-two million, two hundred five thousand, six hundred fifty-five".