630001917058 has 4 divisors (see below), whose sum is σ = 945002875590. Its totient is φ = 315000958528.

The previous prime is 630001917053. The next prime is 630001917079. The reversal of 630001917058 is 850719100036.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 624420781209 + 5581135849 = 790203^2 + 74707^2 .

It is a super-2 number, since 2×630001917058² (a number of 24 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 630001917058.

It is not an unprimeable number, because it can be changed into a prime (630001917053) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 157500479263 + ... + 157500479266.

Almost surely, 2^630001917058 is an apocalyptic number.

630001917058 is a deficient number, since it is larger than the sum of its proper divisors (315000958532).

630001917058 is a wasteful number, since it uses less digits than its factorization.

630001917058 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 315000958531.

The product of its (nonzero) digits is 45360, while the sum is 40.

The spelling of 630001917058 in words is "six hundred thirty billion, one million, nine hundred seventeen thousand, fifty-eight".