85928169608 has 8 divisors (see below), whose sum is σ = 161115318030. Its totient is φ = 42964084800.

The previous prime is 85928169601. The next prime is 85928169619. The reversal of 85928169608 is 80696182958.

It can be written as a sum of positive squares in only one way, i.e., 85779865924 + 148303684 = 292882^2 + 12178^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is not an unprimeable number, because it can be changed into a prime (85928169601) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5370510593 + ... + 5370510608.

Almost surely, 2^85928169608 is an apocalyptic number.

It is an amenable number.

85928169608 is a deficient number, since it is larger than the sum of its proper divisors (75187148422).

85928169608 is a wasteful number, since it uses less digits than its factorization.

85928169608 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10741021207 (or 10741021203 counting only the distinct ones).

The product of its (nonzero) digits is 14929920, while the sum is 62.

The spelling of 85928169608 in words is "eighty-five billion, nine hundred twenty-eight million, one hundred sixty-nine thousand, six hundred eight".