85117733601 has 4 divisors (see below), whose sum is σ = 113490311472. Its totient is φ = 56745155732.

The previous prime is 85117733587. The next prime is 85117733641. The reversal of 85117733601 is 10633771158.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 85117733601 - 2⁷ = 85117733473 is a prime.

It is not an unprimeable number, because it can be changed into a prime (85117733641) 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, 14186288931 + ... + 14186288936.

It is an arithmetic number, because the mean of its divisors is an integer number (28372577868).

Almost surely, 2^85117733601 is an apocalyptic number.

It is an amenable number.

85117733601 is a deficient number, since it is larger than the sum of its proper divisors (28372577871).

85117733601 is a wasteful number, since it uses less digits than its factorization.

85117733601 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 28372577870.

The product of its (nonzero) digits is 105840, while the sum is 42.

The spelling of 85117733601 in words is "eighty-five billion, one hundred seventeen million, seven hundred thirty-three thousand, six hundred one".