506512253505 has 32 divisors (see below), whose sum is σ = 832377942144. Its totient is φ = 262821390336.

The previous prime is 506512253501. The next prime is 506512253509. The reversal of 506512253505 is 505352215605.

It is an interprime number because it is at equal distance from previous prime (506512253501) and next prime (506512253509).

It is not a de Polignac number, because 506512253505 - 2² = 506512253501 is a prime.

It is a Smith number, since the sum of its digits (39) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is not an unprimeable number, because it can be changed into a prime (506512253501) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 16697562 + ... + 16727868.

It is an arithmetic number, because the mean of its divisors is an integer number (26011810692).

Almost surely, 2^506512253505 is an apocalyptic number.

It is an amenable number.

506512253505 is a deficient number, since it is larger than the sum of its proper divisors (325865688639).

506512253505 is a wasteful number, since it uses less digits than its factorization.

506512253505 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 60465.

The product of its (nonzero) digits is 225000, while the sum is 39.

The spelling of 506512253505 in words is "five hundred six billion, five hundred twelve million, two hundred fifty-three thousand, five hundred five".