85476016081 has 4 divisors (see below), whose sum is σ = 85905544000. Its totient is φ = 85046488164.

The previous prime is 85476016063. The next prime is 85476016103. The reversal of 85476016081 is 18061067458.

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 85476016081 - 2⁷ = 85476015953 is a prime.

It is a super-2 number, since 2×85476016081² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (85476016051) 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, 214763661 + ... + 214764058.

It is an arithmetic number, because the mean of its divisors is an integer number (21476386000).

Almost surely, 2^85476016081 is an apocalyptic number.

It is an amenable number.

85476016081 is a deficient number, since it is larger than the sum of its proper divisors (429527919).

85476016081 is a wasteful number, since it uses less digits than its factorization.

85476016081 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 429527918.

The product of its (nonzero) digits is 322560, while the sum is 46.

The spelling of 85476016081 in words is "eighty-five billion, four hundred seventy-six million, sixteen thousand, eighty-one".