63510056673 has 16 divisors (see below), whose sum is σ = 97069618176. Its totient is φ = 36181815120.

The previous prime is 63510056669. The next prime is 63510056681. The reversal of 63510056673 is 37665001536.

It is a happy number.

It is not a de Polignac number, because 63510056673 - 2² = 63510056669 is a prime.

It is not an unprimeable number, because it can be changed into a prime (63510056633) 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, 4561461 + ... + 4575362.

It is an arithmetic number, because the mean of its divisors is an integer number (6066851136).

Almost surely, 2^63510056673 is an apocalyptic number.

It is an amenable number.

63510056673 is a deficient number, since it is larger than the sum of its proper divisors (33559561503).

63510056673 is a wasteful number, since it uses less digits than its factorization.

63510056673 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9137164.

The product of its (nonzero) digits is 340200, while the sum is 42.

The spelling of 63510056673 in words is "sixty-three billion, five hundred ten million, fifty-six thousand, six hundred seventy-three".