6318018136 has 8 divisors (see below), whose sum is σ = 11846284020. Its totient is φ = 3159009064.

The previous prime is 6318018131. The next prime is 6318018151. The reversal of 6318018136 is 6318108136.

It is a tau number, because it is divible by the number of its divisors (8).

It is a junction number, because it is equal to n+sod(n) for n = 6318018095 and 6318018104.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6318018131) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 394876126 + ... + 394876141.

Almost surely, 2^6318018136 is an apocalyptic number.

It is an amenable number.

6318018136 is a deficient number, since it is larger than the sum of its proper divisors (5528265884).

6318018136 is a wasteful number, since it uses less digits than its factorization.

6318018136 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 789752273 (or 789752269 counting only the distinct ones).

The product of its (nonzero) digits is 20736, while the sum is 37.

The square root of 6318018136 is about 79485.9618800704. The cubic root of 6318018136 is about 1848.6738132117.

Subtracting 6318018136 from its reverse (6318108136), we obtain a square (90000 = 300²).

The spelling of 6318018136 in words is "six billion, three hundred eighteen million, eighteen thousand, one hundred thirty-six".