4050499661 has 8 divisors (see below), whose sum is σ = 4423515264. Its totient is φ = 3686261040.

The previous prime is 4050499637. The next prime is 4050499669. The reversal of 4050499661 is 1669940504.

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

It is a cyclic number.

It is not a de Polignac number, because 4050499661 - 2⁶ = 4050499597 is a prime.

It is a super-2 number, since 2×4050499661² = 32813095007522229842, which contains 22 as substring.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4050499669) 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, 2193281 + ... + 2195126.

It is an arithmetic number, because the mean of its divisors is an integer number (552939408).

Almost surely, 2^4050499661 is an apocalyptic number.

It is an amenable number.

4050499661 is a deficient number, since it is larger than the sum of its proper divisors (373015603).

4050499661 is a wasteful number, since it uses less digits than its factorization.

4050499661 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4388491.

The product of its (nonzero) digits is 233280, while the sum is 44.

The square root of 4050499661 is about 63643.5358932861. The cubic root of 4050499661 is about 1594.0534028121.

The spelling of 4050499661 in words is "four billion, fifty million, four hundred ninety-nine thousand, six hundred sixty-one".