618135324 has 12 divisors (see below), whose sum is σ = 1442315784. Its totient is φ = 206045104.

The previous prime is 618135307. The next prime is 618135359. The reversal of 618135324 is 423531816.

It is a tau number, because it is divible by the number of its divisors (12).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 25755627 + ... + 25755650.

It is an arithmetic number, because the mean of its divisors is an integer number (120192982).

Almost surely, 2^618135324 is an apocalyptic number.

It is an amenable number.

618135324 is an abundant number, since it is smaller than the sum of its proper divisors (824180460).

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

618135324 is a wasteful number, since it uses less digits than its factorization.

618135324 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 51511284 (or 51511282 counting only the distinct ones).

The product of its digits is 17280, while the sum is 33.

The square root of 618135324 is about 24862.3274051324. The cubic root of 618135324 is about 851.8461943262.

The spelling of 618135324 in words is "six hundred eighteen million, one hundred thirty-five thousand, three hundred twenty-four".