3649149333 has 8 divisors (see below), whose sum is σ = 5406147200. Its totient is φ = 2432766204.

The previous prime is 3649149313. The next prime is 3649149337. The reversal of 3649149333 is 3339419463.

3649149333 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 3649149333 - 2¹² = 3649145237 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3649149337) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 67576813 + ... + 67576866.

It is an arithmetic number, because the mean of its divisors is an integer number (675768400).

Almost surely, 2^3649149333 is an apocalyptic number.

It is an amenable number.

3649149333 is a deficient number, since it is larger than the sum of its proper divisors (1756997867).

3649149333 is a wasteful number, since it uses less digits than its factorization.

3649149333 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 135153688 (or 135153682 counting only the distinct ones).

The product of its digits is 629856, while the sum is 45.

The square root of 3649149333 is about 60408.1892875461. The cubic root of 3649149333 is about 1539.5621025439.

The spelling of 3649149333 in words is "three billion, six hundred forty-nine million, one hundred forty-nine thousand, three hundred thirty-three".