8705555005005 has 24 divisors (see below), whose sum is σ = 15089816034072. Its totient is φ = 4642905020544.

The previous prime is 8705555004941. The next prime is 8705555005087. The reversal of 8705555005005 is 5005005555078.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 956519208324 + 7749035796681 = 978018^2 + 2783709^2 .

It is not a de Polignac number, because 8705555005005 - 2⁶ = 8705555004941 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 2595367 + ... + 4913963.

It is an arithmetic number, because the mean of its divisors is an integer number (628742334753).

Almost surely, 2^{8705555005005} is an apocalyptic number.

It is an amenable number.

8705555005005 is a deficient number, since it is larger than the sum of its proper divisors (6384261029067).

8705555005005 is a wasteful number, since it uses less digits than its factorization.

8705555005005 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2402045 (or 2402042 counting only the distinct ones).

The product of its (nonzero) digits is 875000, while the sum is 45.

The spelling of 8705555005005 in words is "eight trillion, seven hundred five billion, five hundred fifty-five million, five thousand, five".