2942719857671 has 32 divisors (see below), whose sum is σ = 3434303059200. Its totient is φ = 2493251124480.

The previous prime is 2942719857667. The next prime is 2942719857761. The reversal of 2942719857671 is 1767589172492.

It is a cyclic number.

It is not a de Polignac number, because 2942719857671 - 2² = 2942719857667 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2942719857641) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 5687060 + ... + 6182886.

It is an arithmetic number, because the mean of its divisors is an integer number (107321970600).

Almost surely, 2^{2942719857671} is an apocalyptic number.

2942719857671 is a deficient number, since it is larger than the sum of its proper divisors (491583201529).

2942719857671 is a wasteful number, since it uses less digits than its factorization.

2942719857671 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 496319.

The product of its digits is 106686720, while the sum is 68.

The spelling of 2942719857671 in words is "two trillion, nine hundred forty-two billion, seven hundred nineteen million, eight hundred fifty-seven thousand, six hundred seventy-one".