8768213235558 has 160 divisors (see below), whose sum is σ = 22681130598720. Its totient is φ = 2479911033600.

The previous prime is 8768213235547. The next prime is 8768213235559. The reversal of 8768213235558 is 8555323128678.

It is a happy number.

8768213235558 is a `hidden beast` number, since 8 + 7 + 68 + 2 + 13 + 2 + 3 + 5 + 558 = 666.

It is a super-3 number, since 3×8768213235558³ (a number of 40 digits) contains 333 as substring.

It is a Harshad number since it is a multiple of its sum of digits (63).

It is a junction number, because it is equal to n+sod(n) for n = 8768213235495 and 8768213235504.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (8768213235559) by changing a digit.

It is a polite number, since it can be written in 79 ways as a sum of consecutive naturals, for example, 135068908 + ... + 135133808.

It is an arithmetic number, because the mean of its divisors is an integer number (141757066242).

Almost surely, 2^{8768213235558} is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 8768213235558, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (11340565299360).

8768213235558 is an abundant number, since it is smaller than the sum of its proper divisors (13912917363162).

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

8768213235558 is a wasteful number, since it uses less digits than its factorization.

8768213235558 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 66124 (or 66115 counting only the distinct ones).

The product of its digits is 96768000, while the sum is 63.

The spelling of 8768213235558 in words is "eight trillion, seven hundred sixty-eight billion, two hundred thirteen million, two hundred thirty-five thousand, five hundred fifty-eight".