3544609149 has 12 divisors (see below), whose sum is σ = 5121451296. Its totient is φ = 2362398792.

The previous prime is 3544609073. The next prime is 3544609169. The reversal of 3544609149 is 9419064453.

3544609149 is a `hidden beast` number, since 3 + 544 + 60 + 9 + 1 + 49 = 666.

It is not a de Polignac number, because 3544609149 - 2¹³ = 3544600957 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3544609169) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 21747 + ... + 86960.

It is an arithmetic number, because the mean of its divisors is an integer number (426787608).

Almost surely, 2^3544609149 is an apocalyptic number.

It is an amenable number.

3544609149 is a deficient number, since it is larger than the sum of its proper divisors (1576842147).

3544609149 is a wasteful number, since it uses less digits than its factorization.

3544609149 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 112336 (or 112333 counting only the distinct ones).

The product of its (nonzero) digits is 466560, while the sum is 45.

The square root of 3544609149 is about 59536.6202349445. The cubic root of 3544609149 is about 1524.7177331558.

It can be divided in two parts, 354460 and 9149, that added together give a square (363609 = 603²).

The spelling of 3544609149 in words is "three billion, five hundred forty-four million, six hundred nine thousand, one hundred forty-nine".