136801648 has 20 divisors (see below), whose sum is σ = 269547480. Its totient is φ = 67241024.

The previous prime is 136801607. The next prime is 136801657. The reversal of 136801648 is 846108631.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 71515 + ... + 73402.

It is an arithmetic number, because the mean of its divisors is an integer number (13477374).

Almost surely, 2^136801648 is an apocalyptic number.

It is an amenable number.

136801648 is a deficient number, since it is larger than the sum of its proper divisors (132745832).

136801648 is a wasteful number, since it uses less digits than its factorization.

136801648 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 144984 (or 144978 counting only the distinct ones).

The product of its (nonzero) digits is 27648, while the sum is 37.

The square root of 136801648 is about 11696.2236640721. The cubic root of 136801648 is about 515.2647622188.

The spelling of 136801648 in words is "one hundred thirty-six million, eight hundred one thousand, six hundred forty-eight".