86570423403256 has 32 divisors (see below), whose sum is σ = 174806322465600. Its totient is φ = 39955429215360.

The previous prime is 86570423403227. The next prime is 86570423403287. The reversal of 86570423403256 is 65230432407568.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 86570423403197 and 86570423403206.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 28951246 + ... + 31801186.

It is an arithmetic number, because the mean of its divisors is an integer number (5462697577050).

Almost surely, 2^{86570423403256} is an apocalyptic number.

It is an amenable number.

86570423403256 is an abundant number, since it is smaller than the sum of its proper divisors (88235899062344).

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

86570423403256 is a wasteful number, since it uses less digits than its factorization.

86570423403256 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3142039 (or 3142035 counting only the distinct ones).

The product of its (nonzero) digits is 29030400, while the sum is 55.

The spelling of 86570423403256 in words is "eighty-six trillion, five hundred seventy billion, four hundred twenty-three million, four hundred three thousand, two hundred fifty-six".