4510378478 has 4 divisors (see below), whose sum is σ = 6765567720. Its totient is φ = 2255189238.

The previous prime is 4510378423. The next prime is 4510378501. The reversal of 4510378478 is 8748730154.

It is a happy number.

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

It is a super-3 number, since 3×4510378478³ (a number of 30 digits) contains 333 as substring.

It is a congruent number.

It is an unprimeable number.

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, 1127594618 + ... + 1127594621.

It is an arithmetic number, because the mean of its divisors is an integer number (1691391930).

Almost surely, 2^4510378478 is an apocalyptic number.

4510378478 is a deficient number, since it is larger than the sum of its proper divisors (2255189242).

4510378478 is a wasteful number, since it uses less digits than its factorization.

4510378478 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2255189241.

The product of its (nonzero) digits is 752640, while the sum is 47.

The square root of 4510378478 is about 67159.3513816207. The cubic root of 4510378478 is about 1652.2318714044.

The spelling of 4510378478 in words is "four billion, five hundred ten million, three hundred seventy-eight thousand, four hundred seventy-eight".