70106556012172 has 12 divisors (see below), whose sum is σ = 128020667500656. Its totient is φ = 33529222440560.

The previous prime is 70106556012151. The next prime is 70106556012173. The reversal of 70106556012172 is 27121065560107.

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 3 ways as a sum of consecutive naturals, for example, 381013891279 + ... + 381013891462.

It is an arithmetic number, because the mean of its divisors is an integer number (10668388958388).

Almost surely, 2^{70106556012172} is an apocalyptic number.

It is an amenable number.

70106556012172 is a deficient number, since it is larger than the sum of its proper divisors (57914111488484).

70106556012172 is a wasteful number, since it uses less digits than its factorization.

70106556012172 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 762027782768 (or 762027782766 counting only the distinct ones).

The product of its (nonzero) digits is 176400, while the sum is 43.

The spelling of 70106556012172 in words is "seventy trillion, one hundred six billion, five hundred fifty-six million, twelve thousand, one hundred seventy-two".