86916861968 has 20 divisors (see below), whose sum is σ = 171255683280. Its totient is φ = 42721846944.

The previous prime is 86916861961. The next prime is 86916861973.

86916861968 is nontrivially palindromic in base 10.

It is a junction number, because it is equal to n+sod(n) for n = 86916861898 and 86916861907.

It is not an unprimeable number, because it can be changed into a prime (86916861961) 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, 46035530 + ... + 46037417.

It is an arithmetic number, because the mean of its divisors is an integer number (8562784164).

Almost surely, 2^86916861968 is an apocalyptic number.

It is an amenable number.

86916861968 is a deficient number, since it is larger than the sum of its proper divisors (84338821312).

86916861968 is a wasteful number, since it uses less digits than its factorization.

86916861968 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 92073014 (or 92073008 counting only the distinct ones).

The product of its digits is 53747712, while the sum is 68.

The spelling of 86916861968 in words is "eighty-six billion, nine hundred sixteen million, eight hundred sixty-one thousand, nine hundred sixty-eight".