80887677106 has 4 divisors (see below), whose sum is σ = 121331515662. Its totient is φ = 40443838552.

The previous prime is 80887677089. The next prime is 80887677107. The reversal of 80887677106 is 60177678808.

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

It can be written as a sum of positive squares in only one way, i.e., 54272691225 + 26614985881 = 232965^2 + 163141^2 .

It is not an unprimeable number, because it can be changed into a prime (80887677107) by changing a digit.

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 as a sum of consecutive naturals, namely, 20221919275 + ... + 20221919278.

Almost surely, 2^80887677106 is an apocalyptic number.

80887677106 is a deficient number, since it is larger than the sum of its proper divisors (40443838556).

80887677106 is a wasteful number, since it uses less digits than its factorization.

80887677106 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 40443838555.

The product of its (nonzero) digits is 6322176, while the sum is 58.

The spelling of 80887677106 in words is "eighty billion, eight hundred eighty-seven million, six hundred seventy-seven thousand, one hundred six".