2734385868889 has 8 divisors (see below), whose sum is σ = 2878316100000. Its totient is φ = 2590457156352.

The previous prime is 2734385868869. The next prime is 2734385868919. The reversal of 2734385868889 is 9888685834372.

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

It is a cyclic number.

It is not a de Polignac number, because 2734385868889 - 2³⁷ = 2596946915417 is a prime.

It is a super-3 number, since 3×2734385868889³ (a number of 38 digits) contains 333 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2734385868869) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6742722 + ... + 7136740.

It is an arithmetic number, because the mean of its divisors is an integer number (359789512500).

Almost surely, 2^{2734385868889} is an apocalyptic number.

It is an amenable number.

2734385868889 is a deficient number, since it is larger than the sum of its proper divisors (143930231111).

2734385868889 is a wasteful number, since it uses less digits than its factorization.

2734385868889 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 759287.

The product of its digits is 4459069440, while the sum is 79.

The spelling of 2734385868889 in words is "two trillion, seven hundred thirty-four billion, three hundred eighty-five million, eight hundred sixty-eight thousand, eight hundred eighty-nine".