8045118677 has 4 divisors (see below), whose sum is σ = 8046357420. Its totient is φ = 8043879936.

The previous prime is 8045118661. The next prime is 8045118689. The reversal of 8045118677 is 7768115408.

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 760325476 + 7284793201 = 27574^2 + 85351^2 .

It is a cyclic number.

It is not a de Polignac number, because 8045118677 - 2⁴ = 8045118661 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 (8045118617) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 609578 + ... + 622635.

It is an arithmetic number, because the mean of its divisors is an integer number (2011589355).

Almost surely, 2^8045118677 is an apocalyptic number.

It is an amenable number.

8045118677 is a deficient number, since it is larger than the sum of its proper divisors (1238743).

8045118677 is a wasteful number, since it uses less digits than its factorization.

8045118677 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1238742.

The product of its (nonzero) digits is 376320, while the sum is 47.

The square root of 8045118677 is about 89694.5855500765. The cubic root of 8045118677 is about 2003.7528434286.

The spelling of 8045118677 in words is "eight billion, forty-five million, one hundred eighteen thousand, six hundred seventy-seven".