8943891077 has 8 divisors (see below), whose sum is σ = 9853576992. Its totient is φ = 8050306000.

The previous prime is 8943891049. The next prime is 8943891101. The reversal of 8943891077 is 7701983498.

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

It is not a de Polignac number, because 8943891077 - 2⁶ = 8943891013 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (8943891017) 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, 4024043 + ... + 4026264.

It is an arithmetic number, because the mean of its divisors is an integer number (1231697124).

Almost surely, 2^8943891077 is an apocalyptic number.

It is an amenable number.

8943891077 is a deficient number, since it is larger than the sum of its proper divisors (909685915).

8943891077 is a wasteful number, since it uses less digits than its factorization.

8943891077 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8050419.

The product of its (nonzero) digits is 3048192, while the sum is 56.

The square root of 8943891077 is about 94572.1474695378. The cubic root of 8943891077 is about 2075.7521695243.

The spelling of 8943891077 in words is "eight billion, nine hundred forty-three million, eight hundred ninety-one thousand, seventy-seven".