4050649894 has 16 divisors (see below), whose sum is σ = 6138486432. Its totient is φ = 2004510528.

The previous prime is 4050649879. The next prime is 4050649901. The reversal of 4050649894 is 4989460504.

It is a super-2 number, since 2×4050649894² = 32815529127524422472, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 438952 + ... + 448084.

It is an arithmetic number, because the mean of its divisors is an integer number (383655402).

Almost surely, 2^4050649894 is an apocalyptic number.

4050649894 is a deficient number, since it is larger than the sum of its proper divisors (2087836538).

4050649894 is a wasteful number, since it uses less digits than its factorization.

4050649894 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11391.

The product of its (nonzero) digits is 1244160, while the sum is 49.

The square root of 4050649894 is about 63644.7161514607. The cubic root of 4050649894 is about 1594.0731103777.

The spelling of 4050649894 in words is "four billion, fifty million, six hundred forty-nine thousand, eight hundred ninety-four".