3649509079432 has 8 divisors (see below), whose sum is σ = 6842829523950. Its totient is φ = 1824754539712.

The previous prime is 3649509079421. The next prime is 3649509079457. The reversal of 3649509079432 is 2349709059463.

3649509079432 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in only one way, i.e., 3649070344516 + 438734916 = 1910254^2 + 20946^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 228094317457 + ... + 228094317472.

Almost surely, 2^{3649509079432} is an apocalyptic number.

It is an amenable number.

3649509079432 is a deficient number, since it is larger than the sum of its proper divisors (3193320444518).

3649509079432 is a wasteful number, since it uses less digits than its factorization.

3649509079432 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 456188634935 (or 456188634931 counting only the distinct ones).

The product of its (nonzero) digits is 44089920, while the sum is 61.

The spelling of 3649509079432 in words is "three trillion, six hundred forty-nine billion, five hundred nine million, seventy-nine thousand, four hundred thirty-two".