5424188978 has 32 divisors (see below), whose sum is σ = 9138178560. Its totient is φ = 2397703680.

The previous prime is 5424188977. The next prime is 5424188981. The reversal of 5424188978 is 8798814245.

It is not an unprimeable number, because it can be changed into a prime (5424188977) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 43493 + ... + 112871.

It is an arithmetic number, because the mean of its divisors is an integer number (285568080).

Almost surely, 2^5424188978 is an apocalyptic number.

5424188978 is a deficient number, since it is larger than the sum of its proper divisors (3713989582).

5424188978 is a wasteful number, since it uses less digits than its factorization.

5424188978 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 69522.

The product of its digits is 5160960, while the sum is 56.

The square root of 5424188978 is about 73649.0935314210. The cubic root of 5424188978 is about 1757.0263338164.

The spelling of 5424188978 in words is "five billion, four hundred twenty-four million, one hundred eighty-eight thousand, nine hundred seventy-eight".