2380755779 has 2 divisors, whose sum is σ = 2380755780. Its totient is φ = 2380755778.

The previous prime is 2380755761. The next prime is 2380755781. The reversal of 2380755779 is 9775570832.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 2380755779 - 2¹² = 2380751683 is a prime.

Together with 2380755781, it forms a pair of twin primes.

It is a Chen prime.

It is a self number, because there is not a number n which added to its sum of digits gives 2380755779.

It is not a weakly prime, because it can be changed into another prime (2380755479) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1190377889 + 1190377890.

It is an arithmetic number, because the mean of its divisors is an integer number (1190377890).

Almost surely, 2^2380755779 is an apocalyptic number.

2380755779 is a deficient number, since it is larger than the sum of its proper divisors (1).

2380755779 is an equidigital number, since it uses as much as digits as its factorization.

2380755779 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3704400, while the sum is 53.

The square root of 2380755779 is about 48792.9890353112. The cubic root of 2380755779 is about 1335.2777604753.

The spelling of 2380755779 in words is "two billion, three hundred eighty million, seven hundred fifty-five thousand, seven hundred seventy-nine".