1671705071152 has 20 divisors (see below), whose sum is σ = 3242483958816. Its totient is φ = 834935017280.

The previous prime is 1671705070967. The next prime is 1671705071159. The reversal of 1671705071152 is 2511705071761.

It is a junction number, because it is equal to n+sod(n) for n = 1671705071099 and 1671705071108.

It is not an unprimeable number, because it can be changed into a prime (1671705071159) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 57329863 + ... + 57359014.

Almost surely, 2^{1671705071152} is an apocalyptic number.

It is an amenable number.

1671705071152 is a deficient number, since it is larger than the sum of its proper divisors (1570778887664).

1671705071152 is a wasteful number, since it uses less digits than its factorization.

1671705071152 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 114689796 (or 114689790 counting only the distinct ones).

The product of its (nonzero) digits is 102900, while the sum is 43.

The spelling of 1671705071152 in words is "one trillion, six hundred seventy-one billion, seven hundred five million, seventy-one thousand, one hundred fifty-two".