2051070715671 has 16 divisors (see below), whose sum is σ = 2738481549024. Its totient is φ = 1365521163264.

The previous prime is 2051070715649. The next prime is 2051070715699. The reversal of 2051070715671 is 1765170701502.

It is a de Polignac number, because none of the positive numbers 2^k-2051070715671 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2051070715171) 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, 8352475 + ... + 8594531.

It is an arithmetic number, because the mean of its divisors is an integer number (171155096814).

Almost surely, 2^{2051070715671} is an apocalyptic number.

2051070715671 is a deficient number, since it is larger than the sum of its proper divisors (687410833353).

2051070715671 is a wasteful number, since it uses less digits than its factorization.

2051070715671 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 245890.

The product of its (nonzero) digits is 102900, while the sum is 42.

The spelling of 2051070715671 in words is "two trillion, fifty-one billion, seventy million, seven hundred fifteen thousand, six hundred seventy-one".