86845611140 has 12 divisors (see below), whose sum is σ = 182375783436. Its totient is φ = 34738244448.

The previous prime is 86845611131. The next prime is 86845611143. The reversal of 86845611140 is 4111654868.

It can be written as a sum of positive squares in 2 ways, for example, as 54928359424 + 31917251716 = 234368^2 + 178654^2 .

It is a junction number, because it is equal to n+sod(n) for n = 86845611091 and 86845611100.

It is not an unprimeable number, because it can be changed into a prime (86845611143) 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, 2171140259 + ... + 2171140298.

It is an arithmetic number, because the mean of its divisors is an integer number (15197981953).

Almost surely, 2^86845611140 is an apocalyptic number.

It is an amenable number.

86845611140 is an abundant number, since it is smaller than the sum of its proper divisors (95530172296).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

86845611140 is a wasteful number, since it uses less digits than its factorization.

86845611140 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4342280566 (or 4342280564 counting only the distinct ones).

The product of its (nonzero) digits is 184320, while the sum is 44.

The spelling of 86845611140 in words is "eighty-six billion, eight hundred forty-five million, six hundred eleven thousand, one hundred forty".