8685774342 has 160 divisors (see below), whose sum is σ = 23487552000. Its totient is φ = 2343624192.

The previous prime is 8685774319. The next prime is 8685774343. The reversal of 8685774342 is 2434775868.

8685774342 is a `hidden beast` number, since 8 + 68 + 577 + 4 + 3 + 4 + 2 = 666.

It is a super-3 number, since 3×8685774342³ (a number of 31 digits) contains 333 as substring.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (8685774343) 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, 12905718 + ... + 12906390.

It is an arithmetic number, because the mean of its divisors is an integer number (146797200).

Almost surely, 2^8685774342 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 8685774342, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (11743776000).

8685774342 is an abundant number, since it is smaller than the sum of its proper divisors (14801777658).

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

8685774342 is a wasteful number, since it uses less digits than its factorization.

8685774342 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1312 (or 1303 counting only the distinct ones).

The product of its digits is 9031680, while the sum is 54.

The square root of 8685774342 is about 93197.5018012822. The cubic root of 8685774342 is about 2055.5885063915.

The spelling of 8685774342 in words is "eight billion, six hundred eighty-five million, seven hundred seventy-four thousand, three hundred forty-two".