427219104379 has 2 divisors, whose sum is σ = 427219104380. Its totient is φ = 427219104378.

The previous prime is 427219104343. The next prime is 427219104421. The reversal of 427219104379 is 973401912724.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 427219104379 - 2⁷ = 427219104251 is a prime.

It is not a weakly prime, because it can be changed into another prime (427219104079) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 213609552189 + 213609552190.

It is an arithmetic number, because the mean of its divisors is an integer number (213609552190).

Almost surely, 2^427219104379 is an apocalyptic number.

427219104379 is a deficient number, since it is larger than the sum of its proper divisors (1).

427219104379 is an equidigital number, since it uses as much as digits as its factorization.

427219104379 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 762048, while the sum is 49.

The spelling of 427219104379 in words is "four hundred twenty-seven billion, two hundred nineteen million, one hundred four thousand, three hundred seventy-nine".