85580070385 has 16 divisors (see below), whose sum is σ = 105117528384. Its totient is φ = 66850765632.

The previous prime is 85580070371. The next prime is 85580070451. The reversal of 85580070385 is 58307008558.

It is a cyclic number.

It is not a de Polignac number, because 85580070385 - 2¹³ = 85580062193 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 638214 + ... + 760576.

It is an arithmetic number, because the mean of its divisors is an integer number (6569845524).

Almost surely, 2^85580070385 is an apocalyptic number.

It is an amenable number.

85580070385 is a deficient number, since it is larger than the sum of its proper divisors (19537457999).

85580070385 is a wasteful number, since it uses less digits than its factorization.

85580070385 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 125664.

The product of its (nonzero) digits is 1344000, while the sum is 49.

The spelling of 85580070385 in words is "eighty-five billion, five hundred eighty million, seventy thousand, three hundred eighty-five".