4513028878 has 4 divisors (see below), whose sum is σ = 6769543320. Its totient is φ = 2256514438.

The previous prime is 4513028873. The next prime is 4513028893. The reversal of 4513028878 is 8788203154.

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 (4513028873) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1128257218 + ... + 1128257221.

It is an arithmetic number, because the mean of its divisors is an integer number (1692385830).

Almost surely, 2^4513028878 is an apocalyptic number.

4513028878 is a deficient number, since it is larger than the sum of its proper divisors (2256514442).

4513028878 is a wasteful number, since it uses less digits than its factorization.

4513028878 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2256514441.

The product of its (nonzero) digits is 430080, while the sum is 46.

The square root of 4513028878 is about 67179.0806575976. The cubic root of 4513028878 is about 1652.5554375903. Note that the first 3 decimals are identical.

The spelling of 4513028878 in words is "four billion, five hundred thirteen million, twenty-eight thousand, eight hundred seventy-eight".