8942040577 has 4 divisors (see below), whose sum is σ = 8946242820. Its totient is φ = 8937838336.

The previous prime is 8942040539. The next prime is 8942040587. The reversal of 8942040577 is 7750402498.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 5384037376 + 3558003201 = 73376^2 + 59649^2 .

It is a cyclic number.

It is not a de Polignac number, because 8942040577 - 2⁷ = 8942040449 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (8942040587) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2097928 + ... + 2102185.

It is an arithmetic number, because the mean of its divisors is an integer number (2236560705).

Almost surely, 2^8942040577 is an apocalyptic number.

It is an amenable number.

8942040577 is a deficient number, since it is larger than the sum of its proper divisors (4202243).

8942040577 is a wasteful number, since it uses less digits than its factorization.

8942040577 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4202242.

The product of its (nonzero) digits is 564480, while the sum is 46.

The square root of 8942040577 is about 94562.3634275286. The cubic root of 8942040577 is about 2075.6090012507.

The spelling of 8942040577 in words is "eight billion, nine hundred forty-two million, forty thousand, five hundred seventy-seven".