5538770778355 has 8 divisors (see below), whose sum is σ = 6658044044832. Its totient is φ = 4423337215488.

The previous prime is 5538770778341. The next prime is 5538770778371.

5538770778355 is nontrivially palindromic in base 10.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 5538770778355 - 2⁷ = 5538770778227 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 7 ways as a sum of consecutive naturals, for example, 959922727 + ... + 959928496.

It is an arithmetic number, because the mean of its divisors is an integer number (832255505604).

Almost surely, 2^{5538770778355} is an apocalyptic number.

5538770778355 is a deficient number, since it is larger than the sum of its proper divisors (1119273266477).

5538770778355 is a wasteful number, since it uses less digits than its factorization.

5538770778355 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1919851805.

The product of its (nonzero) digits is 864360000, while the sum is 70.

The spelling of 5538770778355 in words is "five trillion, five hundred thirty-eight billion, seven hundred seventy million, seven hundred seventy-eight thousand, three hundred fifty-five".