505351503130 has 16 divisors (see below), whose sum is σ = 921147045120. Its totient is φ = 199581859152.

The previous prime is 505351503053. The next prime is 505351503143. The reversal of 505351503130 is 31305153505.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 505351503092 and 505351503101.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 319841934 + ... + 319843513.

It is an arithmetic number, because the mean of its divisors is an integer number (57571690320).

Almost surely, 2^505351503130 is an apocalyptic number.

505351503130 is a deficient number, since it is larger than the sum of its proper divisors (415795541990).

505351503130 is a wasteful number, since it uses less digits than its factorization.

505351503130 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 639685533.

The product of its (nonzero) digits is 16875, while the sum is 31.

Adding to 505351503130 its reverse (31305153505), we get a palindrome (536656656635).

The spelling of 505351503130 in words is "five hundred five billion, three hundred fifty-one million, five hundred three thousand, one hundred thirty".