85508775903 has 8 divisors (see below), whose sum is σ = 115020654768. Its totient is φ = 56501373824.

The previous prime is 85508775901. The next prime is 85508775923. The reversal of 85508775903 is 30957780558.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 85508775903 - 2¹ = 85508775901 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (85508775901) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 126118800 + ... + 126119477.

It is an arithmetic number, because the mean of its divisors is an integer number (14377581846).

Almost surely, 2^85508775903 is an apocalyptic number.

85508775903 is a deficient number, since it is larger than the sum of its proper divisors (29511878865).

85508775903 is a wasteful number, since it uses less digits than its factorization.

85508775903 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 252238393.

The product of its (nonzero) digits is 10584000, while the sum is 57.

The spelling of 85508775903 in words is "eighty-five billion, five hundred eight million, seven hundred seventy-five thousand, nine hundred three".