618822683376128 has 160 divisors (see below), whose sum is σ = 1583194523315328. Its totient is φ = 234583536844800.

The previous prime is 618822683376119. The next prime is 618822683376221. The reversal of 618822683376128 is 821673386228816.

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 15 ways as a sum of consecutive naturals, for example, 210657503 + ... + 213574878.

Almost surely, 2^{618822683376128} is an apocalyptic number.

It is an amenable number.

618822683376128 is an abundant number, since it is smaller than the sum of its proper divisors (964371839939200).

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

618822683376128 is a wasteful number, since it uses less digits than its factorization.

618822683376128 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 424232454 (or 424232438 counting only the distinct ones).

The product of its digits is 445906944, while the sum is 71.

The spelling of 618822683376128 in words is "six hundred eighteen trillion, eight hundred twenty-two billion, six hundred eighty-three million, three hundred seventy-six thousand, one hundred twenty-eight".