618134708 has 12 divisors (see below), whose sum is σ = 1084148100. Its totient is φ = 308378112.

The previous prime is 618134701. The next prime is 618134711. The reversal of 618134708 is 807431816.

It can be written as a sum of positive squares in 2 ways, for example, as 233111824 + 385022884 = 15268^2 + 19622^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (618134701) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 170291 + ... + 173882.

It is an arithmetic number, because the mean of its divisors is an integer number (90345675).

Almost surely, 2^618134708 is an apocalyptic number.

It is an amenable number.

618134708 is a deficient number, since it is larger than the sum of its proper divisors (466013392).

618134708 is a wasteful number, since it uses less digits than its factorization.

618134708 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 344626 (or 344624 counting only the distinct ones).

The product of its (nonzero) digits is 32256, while the sum is 38.

The square root of 618134708 is about 24862.3150169086. The cubic root of 618134708 is about 851.8459113582.

The spelling of 618134708 in words is "six hundred eighteen million, one hundred thirty-four thousand, seven hundred eight".