504660055365240 has 256 divisors, whose sum is σ = 1639310792325120. Its totient is φ = 123811403489280.

The previous prime is 504660055365199. The next prime is 504660055365253. The reversal of 504660055365240 is 42563550066405.

It is a Harshad number since it is a multiple of its sum of digits (51).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 20688727 + ... + 37912313.

It is an arithmetic number, because the mean of its divisors is an integer number (6403557782520).

Almost surely, 2^{504660055365240} is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 504660055365240, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (819655396162560).

504660055365240 is an abundant number, since it is smaller than the sum of its proper divisors (1134650736959880).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

504660055365240 is a wasteful number, since it uses less digits than its factorization.

504660055365240 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17223942 (or 17223938 counting only the distinct ones).

The product of its (nonzero) digits is 12960000, while the sum is 51.

The spelling of 504660055365240 in words is "five hundred four trillion, six hundred sixty billion, fifty-five million, three hundred sixty-five thousand, two hundred forty".