4518758923 has 16 divisors (see below), whose sum is σ = 5475232000. Its totient is φ = 3642954912.

The previous prime is 4518758879. The next prime is 4518758941. The reversal of 4518758923 is 3298578154.

It is a happy number.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-4518758923 is a prime.

It is not an unprimeable number, because it can be changed into a prime (4518758723) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 103728 + ... + 140701.

It is an arithmetic number, because the mean of its divisors is an integer number (342202000).

Almost surely, 2^4518758923 is an apocalyptic number.

4518758923 is a deficient number, since it is larger than the sum of its proper divisors (956473077).

4518758923 is a wasteful number, since it uses less digits than its factorization.

4518758923 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 244594.

The product of its digits is 2419200, while the sum is 52.

The square root of 4518758923 is about 67221.7146686991. The cubic root of 4518758923 is about 1653.2545403081.

The spelling of 4518758923 in words is "four billion, five hundred eighteen million, seven hundred fifty-eight thousand, nine hundred twenty-three".