2642006730671 has 16 divisors (see below), whose sum is σ = 3296128032000. Its totient is φ = 2057333066880.

The previous prime is 2642006730653. The next prime is 2642006730683. The reversal of 2642006730671 is 1760376002462.

It is a de Polignac number, because none of the positive numbers 2^k-2642006730671 is a prime.

It is a super-2 number, since 2×2642006730671² (a number of 26 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2642006730611) 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, 11329466 + ... + 11560311.

It is an arithmetic number, because the mean of its divisors is an integer number (206008002000).

Almost surely, 2^{2642006730671} is an apocalyptic number.

2642006730671 is a deficient number, since it is larger than the sum of its proper divisors (654121301329).

2642006730671 is a wasteful number, since it uses less digits than its factorization.

2642006730671 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22891294.

The product of its (nonzero) digits is 508032, while the sum is 44.

The spelling of 2642006730671 in words is "two trillion, six hundred forty-two billion, six million, seven hundred thirty thousand, six hundred seventy-one".