136705650 has 24 divisors (see below), whose sum is σ = 339030384. Its totient is φ = 36454800.

The previous prime is 136705633. The next prime is 136705733. The reversal of 136705650 is 56507631.

136705650 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 455536 + ... + 455835.

It is an arithmetic number, because the mean of its divisors is an integer number (14126266).

Almost surely, 2^136705650 is an apocalyptic number.

136705650 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

136705650 is an abundant number, since it is smaller than the sum of its proper divisors (202324734).

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

136705650 is a wasteful number, since it uses less digits than its factorization.

136705650 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 911386 (or 911381 counting only the distinct ones).

The product of its (nonzero) digits is 18900, while the sum is 33.

The square root of 136705650 is about 11692.1191406862. The cubic root of 136705650 is about 515.1442082096.

The spelling of 136705650 in words is "one hundred thirty-six million, seven hundred five thousand, six hundred fifty".