4646636532 has 36 divisors (see below), whose sum is σ = 11761755460. Its totient is φ = 1546756992.

The previous prime is 4646636483. The next prime is 4646636539. The reversal of 4646636532 is 2356366464.

4646636532 is a `hidden beast` number, since 4 + 6 + 4 + 6 + 636 + 5 + 3 + 2 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 2160018576 + 2486617956 = 46476^2 + 49866^2 .

It is a tau number, because it is divible by the number of its divisors (36).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4646636539) 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 in 11 ways as a sum of consecutive naturals, for example, 61657 + ... + 114432.

Almost surely, 2^4646636532 is an apocalyptic number.

It is an amenable number.

4646636532 is an abundant number, since it is smaller than the sum of its proper divisors (7115118928).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

4646636532 is a wasteful number, since it uses less digits than its factorization.

4646636532 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 176832 (or 176827 counting only the distinct ones).

The product of its digits is 1866240, while the sum is 45.

The square root of 4646636532 is about 68166.2418796870. The cubic root of 4646636532 is about 1668.7050010506.

The spelling of 4646636532 in words is "four billion, six hundred forty-six million, six hundred thirty-six thousand, five hundred thirty-two".