455988138168 has 16 divisors (see below), whose sum is σ = 1139970345480. Its totient is φ = 151996046048.

The previous prime is 455988138163. The next prime is 455988138173. The reversal of 455988138168 is 861831889554.

It is an interprime number because it is at equal distance from previous prime (455988138163) and next prime (455988138173).

It is a junction number, because it is equal to n+sod(n) for n = 455988138099 and 455988138108.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (455988138163) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 9499752855 + ... + 9499752902.

Almost surely, 2^455988138168 is an apocalyptic number.

It is an amenable number.

455988138168 is an abundant number, since it is smaller than the sum of its proper divisors (683982207312).

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

455988138168 is a wasteful number, since it uses less digits than its factorization.

455988138168 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18999505766 (or 18999505762 counting only the distinct ones).

The product of its digits is 66355200, while the sum is 66.

The spelling of 455988138168 in words is "four hundred fifty-five billion, nine hundred eighty-eight million, one hundred thirty-eight thousand, one hundred sixty-eight".