518444348 has 6 divisors (see below), whose sum is σ = 907277616. Its totient is φ = 259222172.

The previous prime is 518444347. The next prime is 518444351. The reversal of 518444348 is 843444815.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (518444347) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 64805540 + ... + 64805547.

It is an arithmetic number, because the mean of its divisors is an integer number (151212936).

Almost surely, 2^518444348 is an apocalyptic number.

It is an amenable number.

518444348 is a deficient number, since it is larger than the sum of its proper divisors (388833268).

518444348 is a wasteful number, since it uses less digits than its factorization.

518444348 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 129611091 (or 129611089 counting only the distinct ones).

The product of its digits is 245760, while the sum is 41.

The square root of 518444348 is about 22769.3730260629. The cubic root of 518444348 is about 803.3424468624.

The spelling of 518444348 in words is "five hundred eighteen million, four hundred forty-four thousand, three hundred forty-eight".