63004005173 has 8 divisors (see below), whose sum is σ = 64913763096. Its totient is φ = 61112012800.

The previous prime is 63004005151. The next prime is 63004005193. The reversal of 63004005173 is 37150040036.

It can be written as a sum of positive squares in 4 ways, for example, as 23443590769 + 39560414404 = 153113^2 + 198898^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 63004005173 - 2¹² = 63004001077 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (63004005143) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4434188 + ... + 4448373.

It is an arithmetic number, because the mean of its divisors is an integer number (8114220387).

Almost surely, 2^63004005173 is an apocalyptic number.

It is an amenable number.

63004005173 is a deficient number, since it is larger than the sum of its proper divisors (1909757923).

63004005173 is a wasteful number, since it uses less digits than its factorization.

63004005173 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8882775.

The product of its (nonzero) digits is 7560, while the sum is 29.

The spelling of 63004005173 in words is "sixty-three billion, four million, five thousand, one hundred seventy-three".