630540016 has 10 divisors (see below), whose sum is σ = 1221671312. Its totient is φ = 315270000.

The previous prime is 630540007. The next prime is 630540041. The reversal of 630540016 is 610045036.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 19704360 + ... + 19704391.

Almost surely, 2^630540016 is an apocalyptic number.

It is an amenable number.

630540016 is a deficient number, since it is larger than the sum of its proper divisors (591131296).

630540016 is a wasteful number, since it uses less digits than its factorization.

630540016 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 39408759 (or 39408753 counting only the distinct ones).

The product of its (nonzero) digits is 2160, while the sum is 25.

The square root of 630540016 is about 25110.5558680010. Note that the first 3 decimals coincide. The cubic root of 630540016 is about 857.5067575052.

The spelling of 630540016 in words is "six hundred thirty million, five hundred forty thousand, sixteen".