7646530563 has 48 divisors (see below), whose sum is σ = 13305726720. Its totient is φ = 4133706048.

The previous prime is 7646530559. The next prime is 7646530571. The reversal of 7646530563 is 3650356467.

7646530563 is a `hidden beast` number, since 7 + 64 + 6 + 530 + 56 + 3 = 666.

It is not a de Polignac number, because 7646530563 - 2² = 7646530559 is a prime.

It is not an unprimeable number, because it can be changed into a prime (7646538563) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 937981 + ... + 946097.

It is an arithmetic number, because the mean of its divisors is an integer number (277202640).

Almost surely, 2^7646530563 is an apocalyptic number.

7646530563 is a deficient number, since it is larger than the sum of its proper divisors (5659196157).

7646530563 is a wasteful number, since it uses less digits than its factorization.

7646530563 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8936 (or 8933 counting only the distinct ones).

The product of its (nonzero) digits is 1360800, while the sum is 45.

The square root of 7646530563 is about 87444.4427222222. The cubic root of 7646530563 is about 1970.0994189135.

The spelling of 7646530563 in words is "seven billion, six hundred forty-six million, five hundred thirty thousand, five hundred sixty-three".