504745621450255 has 32 divisors (see below), whose sum is σ = 646746422952960. Its totient is φ = 377246851618560.

The previous prime is 504745621450249. The next prime is 504745621450261. The reversal of 504745621450255 is 552054126547405.

It is an interprime number because it is at equal distance from previous prime (504745621450249) and next prime (504745621450261).

It is a de Polignac number, because none of the positive numbers 2^k-504745621450255 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 504745621450196 and 504745621450205.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 170973531 + ... + 173900659.

It is an arithmetic number, because the mean of its divisors is an integer number (20210825717280).

Almost surely, 2^{504745621450255} is an apocalyptic number.

504745621450255 is a deficient number, since it is larger than the sum of its proper divisors (142000801502705).

504745621450255 is a wasteful number, since it uses less digits than its factorization.

504745621450255 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2962071.

The product of its (nonzero) digits is 33600000, while the sum is 55.

The spelling of 504745621450255 in words is "five hundred four trillion, seven hundred forty-five billion, six hundred twenty-one million, four hundred fifty thousand, two hundred fifty-five".