377938022389 has 2 divisors, whose sum is σ = 377938022390. Its totient is φ = 377938022388.

The previous prime is 377938022381. The next prime is 377938022411. The reversal of 377938022389 is 983220839773.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 191795823025 + 186142199364 = 437945^2 + 431442^2 .

It is a cyclic number.

It is not a de Polignac number, because 377938022389 - 2³ = 377938022381 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (377938022381) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 188969011194 + 188969011195.

It is an arithmetic number, because the mean of its divisors is an integer number (188969011195).

Almost surely, 2^377938022389 is an apocalyptic number.

It is an amenable number.

377938022389 is a deficient number, since it is larger than the sum of its proper divisors (1).

377938022389 is an equidigital number, since it uses as much as digits as its factorization.

377938022389 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 27433728, while the sum is 61.

The spelling of 377938022389 in words is "three hundred seventy-seven billion, nine hundred thirty-eight million, twenty-two thousand, three hundred eighty-nine".