63155299485 has 64 divisors (see below), whose sum is σ = 104285491200. Its totient is φ = 32618627328.

The previous prime is 63155299481. The next prime is 63155299499. The reversal of 63155299485 is 58499255136.

It is a happy number.

It is not a de Polignac number, because 63155299485 - 2² = 63155299481 is a prime.

It is a Smith number, since the sum of its digits (57) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (63155299481) 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 63 ways as a sum of consecutive naturals, for example, 41466934 + ... + 41468456.

It is an arithmetic number, because the mean of its divisors is an integer number (1629460800).

Almost surely, 2^63155299485 is an apocalyptic number.

It is an amenable number.

63155299485 is a deficient number, since it is larger than the sum of its proper divisors (41130191715).

63155299485 is a wasteful number, since it uses less digits than its factorization.

63155299485 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2082.

The product of its digits is 11664000, while the sum is 57.

The spelling of 63155299485 in words is "sixty-three billion, one hundred fifty-five million, two hundred ninety-nine thousand, four hundred eighty-five".