5378888663 has 4 divisors (see below), whose sum is σ = 5382784968. Its totient is φ = 5374992360.

The previous prime is 5378888659. The next prime is 5378888693. The reversal of 5378888663 is 3668888735.

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

It is a cyclic number.

It is not a de Polignac number, because 5378888663 - 2² = 5378888659 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 5378888596 and 5378888605.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5378888693) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1946081 + ... + 1948842.

It is an arithmetic number, because the mean of its divisors is an integer number (1345696242).

Almost surely, 2^5378888663 is an apocalyptic number.

5378888663 is a deficient number, since it is larger than the sum of its proper divisors (3896305).

5378888663 is a wasteful number, since it uses less digits than its factorization.

5378888663 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3896304.

The product of its digits is 46448640, while the sum is 62.

The square root of 5378888663 is about 73340.9071596473. The cubic root of 5378888663 is about 1752.1213635365.

The spelling of 5378888663 in words is "five billion, three hundred seventy-eight million, eight hundred eighty-eight thousand, six hundred sixty-three".