134648448 has 128 divisors (see below), whose sum is σ = 394813440. Its totient is φ = 40320000.

The previous prime is 134648431. The next prime is 134648471. The reversal of 134648448 is 844846431.

It is a tau number, because it is divible by the number of its divisors (128).

It is a nude number because it is divisible by every one of its digits.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 536323 + ... + 536573.

It is an arithmetic number, because the mean of its divisors is an integer number (3084480).

Almost surely, 2^134648448 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 134648448, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (197406720).

134648448 is an abundant number, since it is smaller than the sum of its proper divisors (260164992).

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

134648448 is a wasteful number, since it uses less digits than its factorization.

134648448 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 406 (or 394 counting only the distinct ones).

The product of its digits is 294912, while the sum is 42.

The square root of 134648448 is about 11603.8117875119. The cubic root of 134648448 is about 512.5471039791.

It can be divided in two parts, 13464 and 8448, that added together give a palindrome (21912).

The spelling of 134648448 in words is "one hundred thirty-four million, six hundred forty-eight thousand, four hundred forty-eight".