5145617018 has 16 divisors (see below), whose sum is σ = 8294431104. Its totient is φ = 2385324480.

The previous prime is 5145616901. The next prime is 5145617021. The reversal of 5145617018 is 8107165415.

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, 1127138 + ... + 1131693.

It is an arithmetic number, because the mean of its divisors is an integer number (518401944).

Almost surely, 2^5145617018 is an apocalyptic number.

5145617018 is a deficient number, since it is larger than the sum of its proper divisors (3148814086).

5145617018 is a wasteful number, since it uses less digits than its factorization.

5145617018 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2258917.

The product of its (nonzero) digits is 33600, while the sum is 38.

The square root of 5145617018 is about 71732.9562892817. The cubic root of 5145617018 is about 1726.4174604855.

The spelling of 5145617018 in words is "five billion, one hundred forty-five million, six hundred seventeen thousand, eighteen".