134765568 has 132 divisors (see below), whose sum is σ = 444935920. Its totient is φ = 38486016.

The previous prime is 134765567. The next prime is 134765611. The reversal of 134765568 is 865567431.

134765568 is a `hidden beast` number, since 13 + 4 + 76 + 5 + 568 = 666.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (134765563) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 63468 + ... + 65556.

Almost surely, 2^134765568 is an apocalyptic number.

134765568 is a gapful number since it is divisible by the number (18) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 134765568, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (222467960).

134765568 is an abundant number, since it is smaller than the sum of its proper divisors (310170352).

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

134765568 is a wasteful number, since it uses less digits than its factorization.

134765568 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2122 (or 2101 counting only the distinct ones).

The product of its digits is 604800, while the sum is 45.

The square root of 134765568 is about 11608.8573081075. The cubic root of 134765568 is about 512.6956689301.

It can be divided in two parts, 13476 and 5568, that added together give a square (19044 = 138²).

The spelling of 134765568 in words is "one hundred thirty-four million, seven hundred sixty-five thousand, five hundred sixty-eight".