2734192842721 has 4 divisors (see below), whose sum is σ = 2878097729200. Its totient is φ = 2590287956244.

The previous prime is 2734192842631. The next prime is 2734192842793. The reversal of 2734192842721 is 1272482914372.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 2734192842721 - 2⁷ = 2734192842593 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2734192842221) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 71952443211 + ... + 71952443248.

It is an arithmetic number, because the mean of its divisors is an integer number (719524432300).

Almost surely, 2^{2734192842721} is an apocalyptic number.

It is an amenable number.

2734192842721 is a deficient number, since it is larger than the sum of its proper divisors (143904886479).

2734192842721 is a wasteful number, since it uses less digits than its factorization.

2734192842721 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 143904886478.

The product of its digits is 2709504, while the sum is 52.

The spelling of 2734192842721 in words is "two trillion, seven hundred thirty-four billion, one hundred ninety-two million, eight hundred forty-two thousand, seven hundred twenty-one".