63494208038085 has 128 divisors (see below), whose sum is σ = 123081143721984. Its totient is φ = 27591285288960.

The previous prime is 63494208038077. The next prime is 63494208038089. The reversal of 63494208038085 is 58083080249436.

It is not a de Polignac number, because 63494208038085 - 2³ = 63494208038077 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (63494208038089) by changing a digit.

It is a polite number, since it can be written in 127 ways as a sum of consecutive naturals, for example, 1630467 + ... + 11386256.

It is an arithmetic number, because the mean of its divisors is an integer number (961571435328).

Almost surely, 2^{63494208038085} is an apocalyptic number.

It is an amenable number.

63494208038085 is a deficient number, since it is larger than the sum of its proper divisors (59586935683899).

63494208038085 is a wasteful number, since it uses less digits than its factorization.

63494208038085 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13016843.

The product of its (nonzero) digits is 39813120, while the sum is 60.

The spelling of 63494208038085 in words is "sixty-three trillion, four hundred ninety-four billion, two hundred eight million, thirty-eight thousand, eighty-five".