4518338154 has 16 divisors (see below), whose sum is σ = 9858192480. Its totient is φ = 1369193360.

The previous prime is 4518338141. The next prime is 4518338171.

It is a happy number.

4518338154 is nontrivially palindromic in base 10.

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, 34229769 + ... + 34229900.

It is an arithmetic number, because the mean of its divisors is an integer number (616137030).

Almost surely, 2^4518338154 is an apocalyptic number.

4518338154 is an abundant number, since it is smaller than the sum of its proper divisors (5339854326).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

4518338154 is a wasteful number, since it uses less digits than its factorization.

4518338154 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 68459685.

The product of its digits is 230400, while the sum is 42.

The square root of 4518338154 is about 67218.5848854318. The cubic root of 4518338154 is about 1653.2032238689.

The spelling of 4518338154 in words is "four billion, five hundred eighteen million, three hundred thirty-eight thousand, one hundred fifty-four".