377630440769 has 2 divisors, whose sum is σ = 377630440770. Its totient is φ = 377630440768.

The previous prime is 377630440757. The next prime is 377630440823. The reversal of 377630440769 is 967044036773.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 213980256400 + 163650184369 = 462580^2 + 404537^2 .

It is a cyclic number.

It is not a de Polignac number, because 377630440769 - 2²⁸ = 377362005313 is a prime.

It is a super-2 number, since 2×377630440769² (a number of 24 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (377630440169) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 188815220384 + 188815220385.

It is an arithmetic number, because the mean of its divisors is an integer number (188815220385).

Almost surely, 2^377630440769 is an apocalyptic number.

It is an amenable number.

377630440769 is a deficient number, since it is larger than the sum of its proper divisors (1).

377630440769 is an equidigital number, since it uses as much as digits as its factorization.

377630440769 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 16003008, while the sum is 56.

The spelling of 377630440769 in words is "three hundred seventy-seven billion, six hundred thirty million, four hundred forty thousand, seven hundred sixty-nine".