86915074940073 has 24 divisors (see below), whose sum is σ = 128225497200840. Its totient is φ = 56711113954560.

The previous prime is 86915074940011. The next prime is 86915074940077. The reversal of 86915074940073 is 37004947051968.

86915074940073 is a `hidden beast` number, since 8 + 6 + 9 + 150 + 7 + 4 + 9 + 400 + 73 = 666.

It can be written as a sum of positive squares in 4 ways, for example, as 15459617424384 + 71455457515689 = 3931872^2 + 8453133^2 .

It is not a de Polignac number, because 86915074940073 - 2¹² = 86915074935977 is a prime.

It is not an unprimeable number, because it can be changed into a prime (86915074940077) 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, 222557838 + ... + 222948023.

It is an arithmetic number, because the mean of its divisors is an integer number (5342729050035).

Almost surely, 2^{86915074940073} is an apocalyptic number.

It is an amenable number.

86915074940073 is a deficient number, since it is larger than the sum of its proper divisors (41310422260767).

86915074940073 is a wasteful number, since it uses less digits than its factorization.

86915074940073 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 445506329 (or 445506326 counting only the distinct ones).

The product of its (nonzero) digits is 45722880, while the sum is 63.

The spelling of 86915074940073 in words is "eighty-six trillion, nine hundred fifteen billion, seventy-four million, nine hundred forty thousand, seventy-three".