358116922818 has 30 divisors (see below), whose sum is σ = 802464246441. Its totient is φ = 119369768688.

The previous prime is 358116922817. The next prime is 358116922883. The reversal of 358116922818 is 818229611853.

358116922818 is a `hidden beast` number, since 358 + 1 + 1 + 6 + 9 + 2 + 281 + 8 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 240616737729 + 117500185089 = 490527^2 + 342783^2 .

It is an ABA number since it can be written as A⋅B^A, here for A=2, B=423153.

It is a super-2 number, since 2×358116922818² (a number of 24 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (358116922817) by changing a digit.

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 14 ways as a sum of consecutive naturals, for example, 7593246 + ... + 7640262.

Almost surely, 2^358116922818 is an apocalyptic number.

358116922818 is an abundant number, since it is smaller than the sum of its proper divisors (444347323623).

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

358116922818 is an frugal number, since it uses more digits than its factorization.

358116922818 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 94048 (or 47022 counting only the distinct ones).

The product of its digits is 1658880, while the sum is 54.

The spelling of 358116922818 in words is "three hundred fifty-eight billion, one hundred sixteen million, nine hundred twenty-two thousand, eight hundred eighteen".