63573425660 has 24 divisors (see below), whose sum is σ = 133900362960. Its totient is φ = 25353909504.

The previous prime is 63573425627. The next prime is 63573425689. The reversal of 63573425660 is 6652437536.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4709390 + ... + 4722869.

It is an arithmetic number, because the mean of its divisors is an integer number (5579181790).

Almost surely, 2^63573425660 is an apocalyptic number.

It is an amenable number.

63573425660 is an abundant number, since it is smaller than the sum of its proper divisors (70326937300).

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

63573425660 is a wasteful number, since it uses less digits than its factorization.

63573425660 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9432605 (or 9432603 counting only the distinct ones).

The product of its (nonzero) digits is 2721600, while the sum is 47.

The spelling of 63573425660 in words is "sixty-three billion, five hundred seventy-three million, four hundred twenty-five thousand, six hundred sixty".