2720773722377 has 4 divisors (see below), whose sum is σ = 2880819235476. Its totient is φ = 2560728209280.

The previous prime is 2720773722367. The next prime is 2720773722391. The reversal of 2720773722377 is 7732273770272.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 2550715633216 + 170058089161 = 1597096^2 + 412381^2 .

It is a cyclic number.

It is not a de Polignac number, because 2720773722377 - 2¹⁶ = 2720773656841 is a prime.

It is not an unprimeable number, because it can be changed into a prime (2720773722367) 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, 80022756524 + ... + 80022756557.

It is an arithmetic number, because the mean of its divisors is an integer number (720204808869).

Almost surely, 2^{2720773722377} is an apocalyptic number.

It is an amenable number.

2720773722377 is a deficient number, since it is larger than the sum of its proper divisors (160045513099).

2720773722377 is a wasteful number, since it uses less digits than its factorization.

2720773722377 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 160045513098.

The product of its (nonzero) digits is 16941456, while the sum is 56.

The spelling of 2720773722377 in words is "two trillion, seven hundred twenty billion, seven hundred seventy-three million, seven hundred twenty-two thousand, three hundred seventy-seven".