630947944350 has 288 divisors, whose sum is σ = 1736001745920. Its totient is φ = 164263680000.

The previous prime is 630947944327. The next prime is 630947944369. The reversal of 630947944350 is 53449749036.

It is a happy number.

630947944350 is a `hidden beast` number, since 6 + 30 + 94 + 7 + 94 + 435 + 0 = 666.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 143 ways as a sum of consecutive naturals, for example, 1621973956 + ... + 1621974344.

It is an arithmetic number, because the mean of its divisors is an integer number (6027783840).

Almost surely, 2^630947944350 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 630947944350, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (868000872960).

630947944350 is an abundant number, since it is smaller than the sum of its proper divisors (1105053801570).

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

630947944350 is a wasteful number, since it uses less digits than its factorization.

630947944350 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 916 (or 908 counting only the distinct ones).

The product of its (nonzero) digits is 9797760, while the sum is 54.

The spelling of 630947944350 in words is "six hundred thirty billion, nine hundred forty-seven million, nine hundred forty-four thousand, three hundred fifty".