136662448 has 40 divisors (see below), whose sum is σ = 289852976. Its totient is φ = 62035200.

The previous prime is 136662431. The next prime is 136662451. The reversal of 136662448 is 844266631.

It is a self number, because there is not a number n which added to its sum of digits gives 136662448.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7303 + ... + 18073.

Almost surely, 2^136662448 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 136662448, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (144926488).

136662448 is an abundant number, since it is smaller than the sum of its proper divisors (153190528).

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

136662448 is a wasteful number, since it uses less digits than its factorization.

136662448 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10853 (or 10847 counting only the distinct ones).

The product of its digits is 165888, while the sum is 40.

The square root of 136662448 is about 11690.2715109616. The cubic root of 136662448 is about 515.0899368490.

The spelling of 136662448 in words is "one hundred thirty-six million, six hundred sixty-two thousand, four hundred forty-eight".