7730061273705 has 128 divisors (see below), whose sum is σ = 13443187161600. Its totient is φ = 3779669827584.

The previous prime is 7730061273673. The next prime is 7730061273719. The reversal of 7730061273705 is 5073721600377.

It is a happy number.

It is not a de Polignac number, because 7730061273705 - 2⁵ = 7730061273673 is a prime.

It is a Curzon number.

It is an unprimeable number.

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 127 ways as a sum of consecutive naturals, for example, 1758028567 + ... + 1758032963.

It is an arithmetic number, because the mean of its divisors is an integer number (105024899700).

Almost surely, 2^{7730061273705} is an apocalyptic number.

It is an amenable number.

7730061273705 is a deficient number, since it is larger than the sum of its proper divisors (5713125887895).

7730061273705 is a wasteful number, since it uses less digits than its factorization.

7730061273705 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5323.

The product of its (nonzero) digits is 1296540, while the sum is 48.

The spelling of 7730061273705 in words is "seven trillion, seven hundred thirty billion, sixty-one million, two hundred seventy-three thousand, seven hundred five".