5538878153 has 4 divisors (see below), whose sum is σ = 5557782468. Its totient is φ = 5519973840.

The previous prime is 5538878131. The next prime is 5538878167. The reversal of 5538878153 is 3518788355.

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 4748312464 + 790565689 = 68908^2 + 28117^2 .

It is a cyclic number.

It is not a de Polignac number, because 5538878153 - 2⁶ = 5538878089 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 5538878095 and 5538878104.

It is not an unprimeable number, because it can be changed into a prime (5538878183) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 9451718 + ... + 9452303.

It is an arithmetic number, because the mean of its divisors is an integer number (1389445617).

Almost surely, 2^5538878153 is an apocalyptic number.

It is an amenable number.

5538878153 is a deficient number, since it is larger than the sum of its proper divisors (18904315).

5538878153 is a wasteful number, since it uses less digits than its factorization.

5538878153 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18904314.

The product of its digits is 4032000, while the sum is 53.

The square root of 5538878153 is about 74423.6397457152. The cubic root of 5538878153 is about 1769.3236004871.

The spelling of 5538878153 in words is "five billion, five hundred thirty-eight million, eight hundred seventy-eight thousand, one hundred fifty-three".