86426473842 has 48 divisors (see below), whose sum is σ = 200782333440. Its totient is φ = 26770962816.

The previous prime is 86426473817. The next prime is 86426473843. The reversal of 86426473842 is 24837462468.

It is not an unprimeable number, because it can be changed into a prime (86426473843) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1763418 + ... + 1811765.

It is an arithmetic number, because the mean of its divisors is an integer number (4182965280).

Almost surely, 2^86426473842 is an apocalyptic number.

86426473842 is an abundant number, since it is smaller than the sum of its proper divisors (114355859598).

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

86426473842 is a wasteful number, since it uses less digits than its factorization.

86426473842 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3575287 (or 3575284 counting only the distinct ones).

The product of its digits is 12386304, while the sum is 54.

The spelling of 86426473842 in words is "eighty-six billion, four hundred twenty-six million, four hundred seventy-three thousand, eight hundred forty-two".