86928654722 has 162 divisors, whose sum is σ = 172286459163. Its totient is φ = 32783220288.

The previous prime is 86928654719. The next prime is 86928654739. The reversal of 86928654722 is 22745682968.

It is a happy number.

It can be written as a sum of positive squares in 5 ways, for example, as 14400240001 + 72528414721 = 120001^2 + 269311^2 .

It is an ABA number since it can be written as A⋅B^A, here for A=2, B=208481.

It is an unprimeable number.

It is a polite number, since it can be written in 80 ways as a sum of consecutive naturals, for example, 1100362679 + ... + 1100362757.

Almost surely, 2^86928654722 is an apocalyptic number.

86928654722 is a deficient number, since it is larger than the sum of its proper divisors (85357804441).

86928654722 is a wasteful number, since it uses less digits than its factorization.

86928654722 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 258 (or 130 counting only the distinct ones).

The product of its digits is 23224320, while the sum is 59.

The spelling of 86928654722 in words is "eighty-six billion, nine hundred twenty-eight million, six hundred fifty-four thousand, seven hundred twenty-two".