4432950891 has 24 divisors (see below), whose sum is σ = 6427993520. Its totient is φ = 2943864000.

The previous prime is 4432950881. The next prime is 4432950919. The reversal of 4432950891 is 1980592344.

It is not a de Polignac number, because 4432950891 - 2⁶ = 4432950827 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (4432950881) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 4217316 + ... + 4218366.

Almost surely, 2^4432950891 is an apocalyptic number.

4432950891 is a deficient number, since it is larger than the sum of its proper divisors (1995042629).

4432950891 is a wasteful number, since it uses less digits than its factorization.

4432950891 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2427 (or 2424 counting only the distinct ones).

The product of its (nonzero) digits is 311040, while the sum is 45.

The square root of 4432950891 is about 66580.4092132213. The cubic root of 4432950891 is about 1642.7228823985.

The spelling of 4432950891 in words is "four billion, four hundred thirty-two million, nine hundred fifty thousand, eight hundred ninety-one".