136464968 has 8 divisors (see below), whose sum is σ = 255871830. Its totient is φ = 68232480.

The previous prime is 136464953. The next prime is 136465027. The reversal of 136464968 is 869464631.

It can be written as a sum of positive squares in only one way, i.e., 133217764 + 3247204 = 11542^2 + 1802^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is a super-3 number, since 3×136464968³ (a number of 25 digits) contains 333 as substring.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8529053 + ... + 8529068.

Almost surely, 2^136464968 is an apocalyptic number.

It is an amenable number.

136464968 is a deficient number, since it is larger than the sum of its proper divisors (119406862).

136464968 is a wasteful number, since it uses less digits than its factorization.

136464968 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17058127 (or 17058123 counting only the distinct ones).

The product of its digits is 746496, while the sum is 47.

The square root of 136464968 is about 11681.8221181458. The cubic root of 136464968 is about 514.8417121236.

The spelling of 136464968 in words is "one hundred thirty-six million, four hundred sixty-four thousand, nine hundred sixty-eight".