85965318075 has 576 divisors, whose sum is σ = 202679027712. Its totient is φ = 31203532800.

The previous prime is 85965318073. The next prime is 85965318097. The reversal of 85965318075 is 57081356958.

It is a happy number.

It is not a de Polignac number, because 85965318075 - 2¹ = 85965318073 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (57).

It is not an unprimeable number, because it can be changed into a prime (85965318071) by changing a digit.

It is a polite number, since it can be written in 575 ways as a sum of consecutive naturals, for example, 2096715055 + ... + 2096715095.

It is an arithmetic number, because the mean of its divisors is an integer number (351873312).

Almost surely, 2^85965318075 is an apocalyptic number.

85965318075 is an abundant number, since it is smaller than the sum of its proper divisors (116713709637).

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

85965318075 is a wasteful number, since it uses less digits than its factorization.

85965318075 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 172 (or 148 counting only the distinct ones).

The product of its (nonzero) digits is 9072000, while the sum is 57.

The spelling of 85965318075 in words is "eighty-five billion, nine hundred sixty-five million, three hundred eighteen thousand, seventy-five".