86206478620 has 48 divisors (see below), whose sum is σ = 184698114048. Its totient is φ = 33789983040.

The previous prime is 86206478573. The next prime is 86206478623. The reversal of 86206478620 is 2687460268.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (86206478623) 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, 87529 + ... + 424351.

It is an arithmetic number, because the mean of its divisors is an integer number (3847877376).

Almost surely, 2^86206478620 is an apocalyptic number.

It is an amenable number.

86206478620 is an abundant number, since it is smaller than the sum of its proper divisors (98491635428).

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

86206478620 is a wasteful number, since it uses less digits than its factorization.

86206478620 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 337090 (or 337088 counting only the distinct ones).

The product of its (nonzero) digits is 1548288, while the sum is 49.

The spelling of 86206478620 in words is "eighty-six billion, two hundred six million, four hundred seventy-eight thousand, six hundred twenty".