63572648745 has 32 divisors (see below), whose sum is σ = 102663475200. Its totient is φ = 33590531520.

The previous prime is 63572648723. The next prime is 63572648747. The reversal of 63572648745 is 54784627536.

It is a happy number.

It is not a de Polignac number, because 63572648745 - 2¹³ = 63572640553 is a prime.

It is not an unprimeable number, because it can be changed into a prime (63572648747) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1166106 + ... + 1219404.

It is an arithmetic number, because the mean of its divisors is an integer number (3208233600).

Almost surely, 2^63572648745 is an apocalyptic number.

It is an amenable number.

63572648745 is a deficient number, since it is larger than the sum of its proper divisors (39090826455).

63572648745 is a wasteful number, since it uses less digits than its factorization.

63572648745 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 54045.

The product of its digits is 33868800, while the sum is 57.

The spelling of 63572648745 in words is "sixty-three billion, five hundred seventy-two million, six hundred forty-eight thousand, seven hundred forty-five".