136777068 has 36 divisors (see below), whose sum is σ = 346666320. Its totient is φ = 45470496.

The previous prime is 136777063. The next prime is 136777073. The reversal of 136777068 is 860777631.

It is a happy number.

136777068 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (136777063) and next prime (136777073).

It is a tau number, because it is divible by the number of its divisors (36).

It is not an unprimeable number, because it can be changed into a prime (136777063) 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, 9121 + ... + 18887.

It is an arithmetic number, because the mean of its divisors is an integer number (9629620).

Almost surely, 2^136777068 is an apocalyptic number.

136777068 is a gapful number since it is divisible by the number (18) formed by its first and last digit.

It is an amenable number.

136777068 is an abundant number, since it is smaller than the sum of its proper divisors (209889252).

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

136777068 is a wasteful number, since it uses less digits than its factorization.

136777068 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10166 (or 10161 counting only the distinct ones).

The product of its (nonzero) digits is 296352, while the sum is 45.

The square root of 136777068 is about 11695.1728503687. The cubic root of 136777068 is about 515.2339000992.

The spelling of 136777068 in words is "one hundred thirty-six million, seven hundred seventy-seven thousand, sixty-eight".