377766021223 has 2 divisors, whose sum is σ = 377766021224. Its totient is φ = 377766021222.

The previous prime is 377766021107. The next prime is 377766021229. The reversal of 377766021223 is 322120667773.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 377766021223 - 2⁹ = 377766020711 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (377766021229) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 188883010611 + 188883010612.

It is an arithmetic number, because the mean of its divisors is an integer number (188883010612).

Almost surely, 2^377766021223 is an apocalyptic number.

377766021223 is a deficient number, since it is larger than the sum of its proper divisors (1).

377766021223 is an equidigital number, since it uses as much as digits as its factorization.

377766021223 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 889056, while the sum is 46.

Adding to 377766021223 its reverse (322120667773), we get a palindrome (699886688996).

The spelling of 377766021223 in words is "three hundred seventy-seven billion, seven hundred sixty-six million, twenty-one thousand, two hundred twenty-three".