377820438227 has 2 divisors, whose sum is σ = 377820438228. Its totient is φ = 377820438226.

The previous prime is 377820438197. The next prime is 377820438253. The reversal of 377820438227 is 722834028773.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-377820438227 is a prime.

It is not a weakly prime, because it can be changed into another prime (377820434227) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 188910219113 + 188910219114.

It is an arithmetic number, because the mean of its divisors is an integer number (188910219114).

Almost surely, 2^377820438227 is an apocalyptic number.

377820438227 is a deficient number, since it is larger than the sum of its proper divisors (1).

377820438227 is an equidigital number, since it uses as much as digits as its factorization.

377820438227 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 6322176, while the sum is 53.

The spelling of 377820438227 in words is "three hundred seventy-seven billion, eight hundred twenty million, four hundred thirty-eight thousand, two hundred twenty-seven".