8658923220138 has 48 divisors (see below), whose sum is σ = 18397027018080. Its totient is φ = 2716442183424.

The previous prime is 8658923220131. The next prime is 8658923220163. The reversal of 8658923220138 is 8310223298568.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (8658923220131) 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, 83063733 + ... + 83167911.

It is an arithmetic number, because the mean of its divisors is an integer number (383271396210).

Almost surely, 2^{8658923220138} is an apocalyptic number.

8658923220138 is an abundant number, since it is smaller than the sum of its proper divisors (9738103797942).

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

8658923220138 is a wasteful number, since it uses less digits than its factorization.

8658923220138 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 152151 (or 152134 counting only the distinct ones).

The product of its (nonzero) digits is 9953280, while the sum is 57.

The spelling of 8658923220138 in words is "eight trillion, six hundred fifty-eight billion, nine hundred twenty-three million, two hundred twenty thousand, one hundred thirty-eight".