136761648 has 20 divisors (see below), whose sum is σ = 353301048. Its totient is φ = 45587200.

The previous prime is 136761641. The next prime is 136761659. The reversal of 136761648 is 846167631.

It is not an unprimeable number, because it can be changed into a prime (136761641) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1424553 + ... + 1424648.

Almost surely, 2^136761648 is an apocalyptic number.

It is an amenable number.

136761648 is an abundant number, since it is smaller than the sum of its proper divisors (216539400).

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

136761648 is a wasteful number, since it uses less digits than its factorization.

136761648 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2849212 (or 2849206 counting only the distinct ones).

The product of its digits is 145152, while the sum is 42.

The square root of 136761648 is about 11694.5135854383. The cubic root of 136761648 is about 515.2145371912.

The spelling of 136761648 in words is "one hundred thirty-six million, seven hundred sixty-one thousand, six hundred forty-eight".