5008891478 has 4 divisors (see below), whose sum is σ = 7513337220. Its totient is φ = 2504445738.

The previous prime is 5008891477. The next prime is 5008891487. The reversal of 5008891478 is 8741988005.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5008891471) 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 as a sum of consecutive naturals, namely, 1252222868 + ... + 1252222871.

It is an arithmetic number, because the mean of its divisors is an integer number (1878334305).

Almost surely, 2^5008891478 is an apocalyptic number.

5008891478 is a deficient number, since it is larger than the sum of its proper divisors (2504445742).

5008891478 is a wasteful number, since it uses less digits than its factorization.

5008891478 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2504445741.

The product of its (nonzero) digits is 645120, while the sum is 50.

The square root of 5008891478 is about 70773.5224360071. The cubic root of 5008891478 is about 1710.9889606684.

The spelling of 5008891478 in words is "five billion, eight million, eight hundred ninety-one thousand, four hundred seventy-eight".