63413155850969 has 4 divisors (see below), whose sum is σ = 63876025601844. Its totient is φ = 62950286100096.

The previous prime is 63413155850929. The next prime is 63413155850977. The reversal of 63413155850969 is 96905855131436.

It is a happy number.

63413155850969 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 45318639175744 + 18094516675225 = 6731912^2 + 4253765^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-63413155850969 is a prime.

It is a super-2 number, since 2×63413155850969² (a number of 28 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (63413155850929) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 231434875232 + ... + 231434875505.

It is an arithmetic number, because the mean of its divisors is an integer number (15969006400461).

Almost surely, 2^{63413155850969} is an apocalyptic number.

It is an amenable number.

63413155850969 is a deficient number, since it is larger than the sum of its proper divisors (462869750875).

63413155850969 is a wasteful number, since it uses less digits than its factorization.

63413155850969 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 462869750874.

The product of its (nonzero) digits is 104976000, while the sum is 65.

The spelling of 63413155850969 in words is "sixty-three trillion, four hundred thirteen billion, one hundred fifty-five million, eight hundred fifty thousand, nine hundred sixty-nine".