120766181399 has 2 divisors, whose sum is σ = 120766181400. Its totient is φ = 120766181398.

The previous prime is 120766181369. The next prime is 120766181509. The reversal of 120766181399 is 993181667021.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 120766181399 - 2¹⁶ = 120766115863 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 120766181399.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (120766181329) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 60383090699 + 60383090700.

It is an arithmetic number, because the mean of its divisors is an integer number (60383090700).

Almost surely, 2^120766181399 is an apocalyptic number.

120766181399 is a deficient number, since it is larger than the sum of its proper divisors (1).

120766181399 is an equidigital number, since it uses as much as digits as its factorization.

120766181399 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 979776, while the sum is 53.

The spelling of 120766181399 in words is "one hundred twenty billion, seven hundred sixty-six million, one hundred eighty-one thousand, three hundred ninety-nine".