618363383 has 4 divisors (see below), whose sum is σ = 674578248. Its totient is φ = 562148520.

The previous prime is 618363371. The next prime is 618363401. The reversal of 618363383 is 383363816.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 618363383 - 2¹⁴ = 618346999 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 618363383.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (618363313) 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, 28107416 + ... + 28107437.

It is an arithmetic number, because the mean of its divisors is an integer number (168644562).

Almost surely, 2^618363383 is an apocalyptic number.

618363383 is a deficient number, since it is larger than the sum of its proper divisors (56214865).

618363383 is a wasteful number, since it uses less digits than its factorization.

618363383 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 56214864.

The product of its digits is 186624, while the sum is 41.

The square root of 618363383 is about 24866.9134192404. The cubic root of 618363383 is about 851.9509433979.

The spelling of 618363383 in words is "six hundred eighteen million, three hundred sixty-three thousand, three hundred eighty-three".