3649375443 has 8 divisors (see below), whose sum is σ = 5560953088. Its totient is φ = 2085357384.

The previous prime is 3649375427. The next prime is 3649375451. The reversal of 3649375443 is 3445739463.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 3649375443 - 2⁴ = 3649375427 is a prime.

It is a super-2 number, since 2×3649375443² = 26635882247942892498, which contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 3649375392 and 3649375401.

It is not an unprimeable number, because it can be changed into a prime (3649375403) 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, 86889871 + ... + 86889912.

It is an arithmetic number, because the mean of its divisors is an integer number (695119136).

Almost surely, 2^3649375443 is an apocalyptic number.

3649375443 is a deficient number, since it is larger than the sum of its proper divisors (1911577645).

3649375443 is a wasteful number, since it uses less digits than its factorization.

3649375443 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 173779793.

The product of its digits is 3265920, while the sum is 48.

The square root of 3649375443 is about 60410.0607763310. The cubic root of 3649375443 is about 1539.5939002010.

The spelling of 3649375443 in words is "three billion, six hundred forty-nine million, three hundred seventy-five thousand, four hundred forty-three".