618252868480068 has 72 divisors (see below), whose sum is σ = 1563147132263808. Its totient is φ = 206039291891328.

The previous prime is 618252868480067. The next prime is 618252868480087. The reversal of 618252868480068 is 860084868252816.

It is a happy number.

618252868480068 is a `hidden beast` number, since 6 + 1 + 8 + 2 + 5 + 2 + 86 + 8 + 480 + 0 + 68 = 666.

It is a junction number, because it is equal to n+sod(n) for n = 618252868479978 and 618252868480005.

It is not an unprimeable number, because it can be changed into a prime (618252868480067) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 3215566105 + ... + 3215758367.

Almost surely, 2^{618252868480068} is an apocalyptic number.

It is an amenable number.

618252868480068 is an abundant number, since it is smaller than the sum of its proper divisors (944894263783740).

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

618252868480068 is a wasteful number, since it uses less digits than its factorization.

618252868480068 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 211313 (or 211308 counting only the distinct ones).

The product of its (nonzero) digits is 566231040, while the sum is 72.

The spelling of 618252868480068 in words is "six hundred eighteen trillion, two hundred fifty-two billion, eight hundred sixty-eight million, four hundred eighty thousand, sixty-eight".