70106556012171 has 16 divisors (see below), whose sum is σ = 106841690974464. Its totient is φ = 40056144184224.

The previous prime is 70106556012151. The next prime is 70106556012173. The reversal of 70106556012171 is 17121065560107.

It is not a de Polignac number, because 70106556012171 - 2³⁸ = 69831678105227 is a prime.

It is not an unprimeable number, because it can be changed into a prime (70106556012173) 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, 197525376 + ... + 197879981.

It is an arithmetic number, because the mean of its divisors is an integer number (6677605685904).

Almost surely, 2^{70106556012171} is an apocalyptic number.

70106556012171 is a deficient number, since it is larger than the sum of its proper divisors (36735134962293).

70106556012171 is a wasteful number, since it uses less digits than its factorization.

70106556012171 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 395413810.

The product of its (nonzero) digits is 88200, while the sum is 42.

The spelling of 70106556012171 in words is "seventy trillion, one hundred six billion, five hundred fifty-six million, twelve thousand, one hundred seventy-one".