7720305360361 has 16 divisors (see below), whose sum is σ = 9017769424320. Its totient is φ = 6531388526080.

The previous prime is 7720305360359. The next prime is 7720305360389. The reversal of 7720305360361 is 1630635030277.

It is not a de Polignac number, because 7720305360361 - 2¹ = 7720305360359 is a prime.

It is a super-2 number, since 2×7720305360361² (a number of 27 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (7720305360331) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 231921871 + ... + 231955156.

It is an arithmetic number, because the mean of its divisors is an integer number (563610589020).

Almost surely, 2^{7720305360361} is an apocalyptic number.

It is an amenable number.

7720305360361 is a deficient number, since it is larger than the sum of its proper divisors (1297464063959).

7720305360361 is a wasteful number, since it uses less digits than its factorization.

7720305360361 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 463877144.

The product of its (nonzero) digits is 476280, while the sum is 43.

The spelling of 7720305360361 in words is "seven trillion, seven hundred twenty billion, three hundred five million, three hundred sixty thousand, three hundred sixty-one".