63645082652 has 12 divisors (see below), whose sum is σ = 111812277360. Its totient is φ = 31698717696.

The previous prime is 63645082651. The next prime is 63645082703. The reversal of 63645082652 is 25628054636.

It is a super-2 number, since 2×63645082652² (a number of 22 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 63645082597 and 63645082606.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (63645082651) 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 3 ways as a sum of consecutive naturals, for example, 30954752 + ... + 30956807.

It is an arithmetic number, because the mean of its divisors is an integer number (9317689780).

Almost surely, 2^63645082652 is an apocalyptic number.

It is an amenable number.

63645082652 is a deficient number, since it is larger than the sum of its proper divisors (48167194708).

63645082652 is a wasteful number, since it uses less digits than its factorization.

63645082652 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 61911820 (or 61911818 counting only the distinct ones).

The product of its (nonzero) digits is 2073600, while the sum is 47.

The spelling of 63645082652 in words is "sixty-three billion, six hundred forty-five million, eighty-two thousand, six hundred fifty-two".