63123252640705 has 32 divisors (see below), whose sum is σ = 77608481543424. Its totient is φ = 49274743136256.

The previous prime is 63123252640633. The next prime is 63123252640739. The reversal of 63123252640705 is 50704625232136.

63123252640705 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a cyclic number.

It is not a de Polignac number, because 63123252640705 - 2⁷ = 63123252640577 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 12969532 + ... + 17159698.

It is an arithmetic number, because the mean of its divisors is an integer number (2425265048232).

Almost surely, 2^{63123252640705} is an apocalyptic number.

It is an amenable number.

63123252640705 is a deficient number, since it is larger than the sum of its proper divisors (14485228902719).

63123252640705 is a wasteful number, since it uses less digits than its factorization.

63123252640705 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4190665.

The product of its (nonzero) digits is 1814400, while the sum is 46.

The spelling of 63123252640705 in words is "sixty-three trillion, one hundred twenty-three billion, two hundred fifty-two million, six hundred forty thousand, seven hundred five".