63135253136 has 40 divisors (see below), whose sum is σ = 123213363840. Its totient is φ = 31338738944.

The previous prime is 63135253117. The next prime is 63135253171.

63135253136 is nontrivially palindromic in base 10.

It is a self number, because there is not a number n which added to its sum of digits gives 63135253136.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2147045 + ... + 2176251.

It is an arithmetic number, because the mean of its divisors is an integer number (3080334096).

Almost surely, 2^63135253136 is an apocalyptic number.

It is an amenable number.

63135253136 is a deficient number, since it is larger than the sum of its proper divisors (60078110704).

63135253136 is a wasteful number, since it uses less digits than its factorization.

63135253136 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 30191 (or 30185 counting only the distinct ones).

The product of its digits is 145800, while the sum is 38.

The spelling of 63135253136 in words is "sixty-three billion, one hundred thirty-five million, two hundred fifty-three thousand, one hundred thirty-six".