630016061 has 8 divisors (see below), whose sum is σ = 639189504. Its totient is φ = 620857440.

The previous prime is 630016021. The next prime is 630016063. The reversal of 630016061 is 160610036.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-630016061 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (630016063) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 104450 + ... + 110316.

It is an arithmetic number, because the mean of its divisors is an integer number (79898688).

Almost surely, 2^630016061 is an apocalyptic number.

It is an amenable number.

630016061 is a deficient number, since it is larger than the sum of its proper divisors (9173443).

630016061 is a wasteful number, since it uses less digits than its factorization.

630016061 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7411.

The product of its (nonzero) digits is 648, while the sum is 23.

The square root of 630016061 is about 25100.1207367614. The cubic root of 630016061 is about 857.2691730812.

Adding to 630016061 its reverse (160610036), we get a palindrome (790626097).

The spelling of 630016061 in words is "six hundred thirty million, sixteen thousand, sixty-one".