120662779793 has 2 divisors, whose sum is σ = 120662779794. Its totient is φ = 120662779792.

The previous prime is 120662779771. The next prime is 120662779801. The reversal of 120662779793 is 397977266021.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 105785611009 + 14877168784 = 325247^2 + 121972^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-120662779793 is a prime.

It is not a weakly prime, because it can be changed into another prime (120662779763) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 60331389896 + 60331389897.

It is an arithmetic number, because the mean of its divisors is an integer number (60331389897).

Almost surely, 2^120662779793 is an apocalyptic number.

It is an amenable number.

120662779793 is a deficient number, since it is larger than the sum of its proper divisors (1).

120662779793 is an equidigital number, since it uses as much as digits as its factorization.

120662779793 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 12002256, while the sum is 59.

The spelling of 120662779793 in words is "one hundred twenty billion, six hundred sixty-two million, seven hundred seventy-nine thousand, seven hundred ninety-three".