63572385335385 has 16 divisors (see below), whose sum is σ = 101935505136384. Its totient is φ = 33832042645632.

The previous prime is 63572385335363. The next prime is 63572385335387. The reversal of 63572385335385 is 58353358327536.

It is a happy number.

It is not a de Polignac number, because 63572385335385 - 2³⁰ = 63571311593561 is a prime.

It is not an unprimeable number, because it can be changed into a prime (63572385335387) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4576838652 + ... + 4576852541.

It is an arithmetic number, because the mean of its divisors is an integer number (6370969071024).

Almost surely, 2^{63572385335385} is an apocalyptic number.

It is an amenable number.

63572385335385 is a deficient number, since it is larger than the sum of its proper divisors (38363119800999).

63572385335385 is a wasteful number, since it uses less digits than its factorization.

63572385335385 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9153691664.

The product of its digits is 816480000, while the sum is 66.

The spelling of 63572385335385 in words is "sixty-three trillion, five hundred seventy-two billion, three hundred eighty-five million, three hundred thirty-five thousand, three hundred eighty-five".