63426111054413 has 4 divisors (see below), whose sum is σ = 63483928841340. Its totient is φ = 63368293267488.

The previous prime is 63426111054407. The next prime is 63426111054421. The reversal of 63426111054413 is 31445011162436.

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 36124932201604 + 27301178852809 = 6010402^2 + 5225053^2 .

It is a cyclic number.

It is not a de Polignac number, because 63426111054413 - 2¹² = 63426111050317 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 (63426111050413) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 28908891818 + ... + 28908894011.

It is an arithmetic number, because the mean of its divisors is an integer number (15870982210335).

Almost surely, 2^{63426111054413} is an apocalyptic number.

It is an amenable number.

63426111054413 is a deficient number, since it is larger than the sum of its proper divisors (57817786927).

63426111054413 is a wasteful number, since it uses less digits than its factorization.

63426111054413 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 57817786926.

The product of its (nonzero) digits is 207360, while the sum is 41.

The spelling of 63426111054413 in words is "sixty-three trillion, four hundred twenty-six billion, one hundred eleven million, fifty-four thousand, four hundred thirteen".