86715356444 has 12 divisors (see below), whose sum is σ = 153170116344. Its totient is φ = 42952466064.

The previous prime is 86715356443. The next prime is 86715356449. The reversal of 86715356444 is 44465351768.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (86715356443) 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, 101302559 + ... + 101303414.

It is an arithmetic number, because the mean of its divisors is an integer number (12764176362).

Almost surely, 2^86715356444 is an apocalyptic number.

It is an amenable number.

86715356444 is a deficient number, since it is larger than the sum of its proper divisors (66454759900).

86715356444 is a wasteful number, since it uses less digits than its factorization.

86715356444 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 202606084 (or 202606082 counting only the distinct ones).

The product of its digits is 9676800, while the sum is 53.

The spelling of 86715356444 in words is "eighty-six billion, seven hundred fifteen million, three hundred fifty-six thousand, four hundred forty-four".