85456616015 has 8 divisors (see below), whose sum is σ = 102744771408. Its totient is φ = 68234071360.

The previous prime is 85456615973. The next prime is 85456616017. The reversal of 85456616015 is 51061665458.

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

It is not a de Polignac number, because 85456616015 - 2³⁴ = 68276746831 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (85456616017) 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, 16399817 + ... + 16405026.

It is an arithmetic number, because the mean of its divisors is an integer number (12843096426).

Almost surely, 2^85456616015 is an apocalyptic number.

85456616015 is a deficient number, since it is larger than the sum of its proper divisors (17288155393).

85456616015 is a wasteful number, since it uses less digits than its factorization.

85456616015 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 32805369.

The product of its (nonzero) digits is 864000, while the sum is 47.

The spelling of 85456616015 in words is "eighty-five billion, four hundred fifty-six million, six hundred sixteen thousand, fifteen".