85345750887 has 4 divisors (see below), whose sum is σ = 113794334520. Its totient is φ = 56897167256.

The previous prime is 85345750877. The next prime is 85345750891. The reversal of 85345750887 is 78805754358.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 85345750887 - 2⁴ = 85345750871 is a prime.

It is a super-2 number, since 2×85345750887² (a number of 23 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 85345750887.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (85345750817) 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, 14224291812 + ... + 14224291817.

It is an arithmetic number, because the mean of its divisors is an integer number (28448583630).

Almost surely, 2^85345750887 is an apocalyptic number.

85345750887 is a deficient number, since it is larger than the sum of its proper divisors (28448583633).

85345750887 is a wasteful number, since it uses less digits than its factorization.

85345750887 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 28448583632.

The product of its (nonzero) digits is 37632000, while the sum is 60.

The spelling of 85345750887 in words is "eighty-five billion, three hundred forty-five million, seven hundred fifty thousand, eight hundred eighty-seven".