630576963 has 6 divisors (see below), whose sum is σ = 910833404. Its totient is φ = 420384636.

The previous prime is 630576949. The next prime is 630577019. The reversal of 630576963 is 369675036.

630576963 is a `hidden beast` number, since 630 + 5 + 7 + 6 + 9 + 6 + 3 = 666.

It is not a de Polignac number, because 630576963 - 2⁵ = 630576931 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (630576913) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 35032045 + ... + 35032062.

Almost surely, 2^630576963 is an apocalyptic number.

630576963 is a deficient number, since it is larger than the sum of its proper divisors (280256441).

630576963 is a wasteful number, since it uses less digits than its factorization.

630576963 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 70064113 (or 70064110 counting only the distinct ones).

The product of its (nonzero) digits is 612360, while the sum is 45.

The square root of 630576963 is about 25111.2915438454. The cubic root of 630576963 is about 857.5235059445.

The spelling of 630576963 in words is "six hundred thirty million, five hundred seventy-six thousand, nine hundred sixty-three".