4519317890 has 16 divisors (see below), whose sum is σ = 8139863232. Its totient is φ = 1806595824.

The previous prime is 4519317889. The next prime is 4519317911. The reversal of 4519317890 is 987139154.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 124544 + ... + 156683.

It is an arithmetic number, because the mean of its divisors is an integer number (508741452).

Almost surely, 2^4519317890 is an apocalyptic number.

4519317890 is a deficient number, since it is larger than the sum of its proper divisors (3620545342).

4519317890 is a wasteful number, since it uses less digits than its factorization.

4519317890 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 282841.

The product of its (nonzero) digits is 272160, while the sum is 47.

The square root of 4519317890 is about 67225.8721773098. The cubic root of 4519317890 is about 1653.3227062688.

The spelling of 4519317890 in words is "four billion, five hundred nineteen million, three hundred seventeen thousand, eight hundred ninety".