83085165155047 has 16 divisors (see below), whose sum is σ = 95763481718400. Its totient is φ = 71290591849440.

The previous prime is 83085165155021. The next prime is 83085165155053. The reversal of 83085165155047 is 74055156158038.

It is a cyclic number.

It is not a de Polignac number, because 83085165155047 - 2²³ = 83085156766439 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 83085165154982 and 83085165155000.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (83085165155947) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 738859533 + ... + 738971974.

It is an arithmetic number, because the mean of its divisors is an integer number (5985217607400).

Almost surely, 2^{83085165155047} is an apocalyptic number.

83085165155047 is a deficient number, since it is larger than the sum of its proper divisors (12678316563353).

83085165155047 is a wasteful number, since it uses less digits than its factorization.

83085165155047 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1477831806.

The product of its (nonzero) digits is 20160000, while the sum is 58.

The spelling of 83085165155047 in words is "eighty-three trillion, eighty-five billion, one hundred sixty-five million, one hundred fifty-five thousand, forty-seven".