2701891050049 has 3 divisors (see below), whose sum is σ = 2701892693793. Its totient is φ = 2701889406306.

The previous prime is 2701891050037. The next prime is 2701891050059. The reversal of 2701891050049 is 9400501981072.

The square root of 2701891050049 is 1643743.

It is a perfect power (a square), and thus also a powerful number.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It is not a de Polignac number, because 2701891050049 - 2¹⁷ = 2701890918977 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 2701891049990 and 2701891050008.

It is not an unprimeable number, because it can be changed into a prime (2701891050059) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 2 ways as a sum of consecutive naturals, for example, 821872 + ... + 2465614.

It is an arithmetic number, because the mean of its divisors is an integer number (900630897931).

Almost surely, 2^{2701891050049} is an apocalyptic number.

2701891050049 is the 1643743-rd square number.

2701891050049 is the 821872-nd centered octagonal number.

It is an amenable number.

2701891050049 is a deficient number, since it is larger than the sum of its proper divisors (1643744).

2701891050049 is an frugal number, since it uses more digits than its factorization.

2701891050049 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3287486 (or 1643743 counting only the distinct ones).

The product of its (nonzero) digits is 181440, while the sum is 46.

The spelling of 2701891050049 in words is "two trillion, seven hundred one billion, eight hundred ninety-one million, fifty thousand, forty-nine".