86606450457212 has 48 divisors (see below), whose sum is σ = 173601125691840. Its totient is φ = 37033870771200.

The previous prime is 86606450457143. The next prime is 86606450457217. The reversal of 86606450457212 is 21275405460668.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (86606450457217) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 184621214 + ... + 185089722.

It is an arithmetic number, because the mean of its divisors is an integer number (3616690118580).

Almost surely, 2^{86606450457212} is an apocalyptic number.

It is an amenable number.

86606450457212 is an abundant number, since it is smaller than the sum of its proper divisors (86994675234628).

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

86606450457212 is a wasteful number, since it uses less digits than its factorization.

86606450457212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 483302 (or 483300 counting only the distinct ones).

The product of its (nonzero) digits is 19353600, while the sum is 56.

The spelling of 86606450457212 in words is "eighty-six trillion, six hundred six billion, four hundred fifty million, four hundred fifty-seven thousand, two hundred twelve".