630660130522042 has 32 divisors (see below), whose sum is σ = 948511916352000. Its totient is φ = 314490397953600.

The previous prime is 630660130522001. The next prime is 630660130522109. The reversal of 630660130522042 is 240225031066036.

It is a junction number, because it is equal to n+sod(n) for n = 630660130521986 and 630660130522004.

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 15 ways as a sum of consecutive naturals, for example, 9598909792 + ... + 9598975492.

It is an arithmetic number, because the mean of its divisors is an integer number (29640997386000).

Almost surely, 2^{630660130522042} is an apocalyptic number.

630660130522042 is a deficient number, since it is larger than the sum of its proper divisors (317851785829958).

630660130522042 is a wasteful number, since it uses less digits than its factorization.

630660130522042 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 72406.

The product of its (nonzero) digits is 311040, while the sum is 40.

Adding to 630660130522042 its reverse (240225031066036), we get a palindrome (870885161588078).

The spelling of 630660130522042 in words is "six hundred thirty trillion, six hundred sixty billion, one hundred thirty million, five hundred twenty-two thousand, forty-two".