2722981521365 has 16 divisors (see below), whose sum is σ = 3767422226688. Its totient is φ = 1850663544576.

The previous prime is 2722981521329. The next prime is 2722981521389. The reversal of 2722981521365 is 5631251892272.

It is not a de Polignac number, because 2722981521365 - 2⁶ = 2722981521301 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 344241497 + ... + 344249406.

It is an arithmetic number, because the mean of its divisors is an integer number (235463889168).

Almost surely, 2^{2722981521365} is an apocalyptic number.

It is an amenable number.

2722981521365 is a deficient number, since it is larger than the sum of its proper divisors (1044440705323).

2722981521365 is a wasteful number, since it uses less digits than its factorization.

2722981521365 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 688491028.

The product of its digits is 3628800, while the sum is 53.

The spelling of 2722981521365 in words is "two trillion, seven hundred twenty-two billion, nine hundred eighty-one million, five hundred twenty-one thousand, three hundred sixty-five".