2731480092961 has 3 divisors (see below), whose sum is σ = 2731481745681. Its totient is φ = 2731478440242.

The previous prime is 2731480092959. The next prime is 2731480092997. The reversal of 2731480092961 is 1692900841372.

The square root of 2731480092961 is 1652719.

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 2731480092961 - 2¹ = 2731480092959 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 2731480092899 and 2731480092908.

It is not an unprimeable number, because it can be changed into a prime (2731480092931) by changing a digit.

It is a polite number, since it can be written in 2 ways as a sum of consecutive naturals, for example, 826360 + ... + 2479078.

It is an arithmetic number, because the mean of its divisors is an integer number (910493915227).

Almost surely, 2^{2731480092961} is an apocalyptic number.

2731480092961 is the 1652719-th square number.

2731480092961 is the 826360-th centered octagonal number.

It is an amenable number.

2731480092961 is a deficient number, since it is larger than the sum of its proper divisors (1652720).

2731480092961 is an frugal number, since it uses more digits than its factorization.

2731480092961 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3305438 (or 1652719 counting only the distinct ones).

The product of its (nonzero) digits is 1306368, while the sum is 52.

The spelling of 2731480092961 in words is "two trillion, seven hundred thirty-one billion, four hundred eighty million, ninety-two thousand, nine hundred sixty-one".