4433649690 has 32 divisors (see below), whose sum is σ = 10928350080. Its totient is φ = 1150352064.

The previous prime is 4433649679. The next prime is 4433649733. The reversal of 4433649690 is 969463344.

It is a super-2 number, since 2×4433649690² = 39314499147274192200, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1996030 + ... + 1998249.

It is an arithmetic number, because the mean of its divisors is an integer number (341510940).

Almost surely, 2^4433649690 is an apocalyptic number.

4433649690 is an abundant number, since it is smaller than the sum of its proper divisors (6494700390).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

4433649690 is a wasteful number, since it uses less digits than its factorization.

4433649690 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3994326.

The product of its (nonzero) digits is 1679616, while the sum is 48.

The square root of 4433649690 is about 66585.6567888310. The cubic root of 4433649690 is about 1642.8091960694.

The spelling of 4433649690 in words is "four billion, four hundred thirty-three million, six hundred forty-nine thousand, six hundred ninety".