630206325144 has 96 divisors (see below), whose sum is σ = 1872736491600. Its totient is φ = 189867690240.

The previous prime is 630206325109. The next prime is 630206325149. The reversal of 630206325144 is 441523602036.

630206325144 is a `hidden beast` number, since 6 + 3 + 0 + 2 + 0 + 632 + 5 + 14 + 4 = 666.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a junction number, because it is equal to n+sod(n) for n = 630206325099 and 630206325108.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (630206325149) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 2162739 + ... + 2436770.

Almost surely, 2^630206325144 is an apocalyptic number.

It is an amenable number.

630206325144 is an abundant number, since it is smaller than the sum of its proper divisors (1242530166456).

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

630206325144 is a wasteful number, since it uses less digits than its factorization.

630206325144 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4599705 (or 4599698 counting only the distinct ones).

The product of its (nonzero) digits is 103680, while the sum is 36.

The spelling of 630206325144 in words is "six hundred thirty billion, two hundred six million, three hundred twenty-five thousand, one hundred forty-four".