2642796660043 has 8 divisors (see below), whose sum is σ = 2707752909456. Its totient is φ = 2577864115200.

The previous prime is 2642796660001. The next prime is 2642796660079. The reversal of 2642796660043 is 3400666972462.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2642796660043 is a prime.

It is a super-2 number, since 2×2642796660043² (a number of 26 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2642796630043) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5700321 + ... + 6146482.

It is an arithmetic number, because the mean of its divisors is an integer number (338469113682).

Almost surely, 2^{2642796660043} is an apocalyptic number.

2642796660043 is a deficient number, since it is larger than the sum of its proper divisors (64956249413).

2642796660043 is a wasteful number, since it uses less digits than its factorization.

2642796660043 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11852285.

The product of its (nonzero) digits is 15676416, while the sum is 55.

The spelling of 2642796660043 in words is "two trillion, six hundred forty-two billion, seven hundred ninety-six million, six hundred sixty thousand, forty-three".