2743343026557 has 8 divisors (see below), whose sum is σ = 4180332230976. Its totient is φ = 1567624586592.

The previous prime is 2743343026537. The next prime is 2743343026559. The reversal of 2743343026557 is 7556203433472.

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

It is not a de Polignac number, because 2743343026557 - 2¹² = 2743343022461 is a prime.

It is a super-2 number, since 2×2743343026557² (a number of 26 digits) contains 22 as substring.

It is a Smith number, since the sum of its digits (51) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2743343026559) 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, 65317691088 + ... + 65317691129.

It is an arithmetic number, because the mean of its divisors is an integer number (522541528872).

Almost surely, 2^{2743343026557} is an apocalyptic number.

It is an amenable number.

2743343026557 is a deficient number, since it is larger than the sum of its proper divisors (1436989204419).

2743343026557 is a wasteful number, since it uses less digits than its factorization.

2743343026557 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 130635382227.

The product of its (nonzero) digits is 12700800, while the sum is 51.

The spelling of 2743343026557 in words is "two trillion, seven hundred forty-three billion, three hundred forty-three million, twenty-six thousand, five hundred fifty-seven".