134767549449 has 27 divisors (see below), whose sum is σ = 210812665557. Its totient is φ = 82925066016.

The previous prime is 134767549417. The next prime is 134767549457. The reversal of 134767549449 is 944945767431.

The square root of 134767549449 is 367107.

It is a perfect power (a square), and thus also a powerful number.

134767549449 is a `hidden beast` number, since 1 + 3 + 4 + 76 + 75 + 494 + 4 + 9 = 666.

It can be written as a sum of positive squares in 4 ways, for example, as 16156189449 + 118611360000 = 127107^2 + 344400^2 .

It is not a de Polignac number, because 134767549449 - 2⁵ = 134767549417 is a prime.

It is not an unprimeable number, because it can be changed into a prime (134767549459) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 26 ways as a sum of consecutive naturals, for example, 14312467 + ... + 14321879.

Almost surely, 2^134767549449 is an apocalyptic number.

134767549449 is the 367107-th square number.

134767549449 is the 183554-th centered octagonal number.

It is an amenable number.

134767549449 is a deficient number, since it is larger than the sum of its proper divisors (76045116108).

134767549449 is an frugal number, since it uses more digits than its factorization.

134767549449 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18858 (or 9429 counting only the distinct ones).

The product of its digits is 91445760, while the sum is 63.

It can be divided in two parts, 1347675 and 49449, that added together give a square (1397124 = 1182²).

The spelling of 134767549449 in words is "one hundred thirty-four billion, seven hundred sixty-seven million, five hundred forty-nine thousand, four hundred forty-nine".