505630325153 has 4 divisors (see below), whose sum is σ = 517389169968. Its totient is φ = 493871480340.

The previous prime is 505630325147. The next prime is 505630325159. The reversal of 505630325153 is 351523036505.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is an interprime number because it is at equal distance from previous prime (505630325147) and next prime (505630325159).

It is a cyclic number.

It is not a de Polignac number, because 505630325153 - 2²⁰ = 505629276577 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (505630325159) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5879422343 + ... + 5879422428.

It is an arithmetic number, because the mean of its divisors is an integer number (129347292492).

Almost surely, 2^505630325153 is an apocalyptic number.

It is an amenable number.

505630325153 is a deficient number, since it is larger than the sum of its proper divisors (11758844815).

505630325153 is a wasteful number, since it uses less digits than its factorization.

505630325153 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11758844814.

The product of its (nonzero) digits is 202500, while the sum is 38.

The spelling of 505630325153 in words is "five hundred five billion, six hundred thirty million, three hundred twenty-five thousand, one hundred fifty-three".