630423296064 has 63 divisors (see below), whose sum is σ = 1807049173423. Its totient is φ = 210134746752.

The previous prime is 630423296053. The next prime is 630423296081. The reversal of 630423296064 is 460692324036.

The square root of 630423296064 is 793992.

It is a perfect power (a square), and thus also a powerful number.

630423296064 is a `hidden beast` number, since 6 + 3 + 0 + 4 + 2 + 32 + 9 + 606 + 4 = 666.

It is a Duffinian number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 19039267 + ... + 19072349.

Almost surely, 2^630423296064 is an apocalyptic number.

630423296064 is a gapful number since it is divisible by the number (64) formed by its first and last digit.

630423296064 is the 793992-nd square number.

It is an amenable number.

630423296064 is an abundant number, since it is smaller than the sum of its proper divisors (1176625877359).

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

630423296064 is an frugal number, since it uses more digits than its factorization.

630423296064 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 66184 (or 33088 counting only the distinct ones).

The product of its (nonzero) digits is 1119744, while the sum is 45.

The spelling of 630423296064 in words is "six hundred thirty billion, four hundred twenty-three million, two hundred ninety-six thousand, sixty-four".