87775589168 has 10 divisors (see below), whose sum is σ = 170065204044. Its totient is φ = 43887794576.

The previous prime is 87775589087. The next prime is 87775589171. The reversal of 87775589168 is 86198557778.

It is a super-3 number, since 3×87775589168³ (a number of 34 digits) contains 333 as substring.

It is an unprimeable number.

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 as a sum of consecutive naturals, namely, 2742987146 + ... + 2742987177.

Almost surely, 2^87775589168 is an apocalyptic number.

It is an amenable number.

87775589168 is a deficient number, since it is larger than the sum of its proper divisors (82289614876).

87775589168 is a wasteful number, since it uses less digits than its factorization.

87775589168 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5485974331 (or 5485974325 counting only the distinct ones).

The product of its digits is 237081600, while the sum is 71.

The spelling of 87775589168 in words is "eighty-seven billion, seven hundred seventy-five million, five hundred eighty-nine thousand, one hundred sixty-eight".