19376605379 has 2 divisors, whose sum is σ = 19376605380. Its totient is φ = 19376605378.

The previous prime is 19376605373. The next prime is 19376605471. The reversal of 19376605379 is 97350667391.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 19376605379 - 2⁸ = 19376605123 is a prime.

It is not a weakly prime, because it can be changed into another prime (19376605373) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 9688302689 + 9688302690.

It is an arithmetic number, because the mean of its divisors is an integer number (9688302690).

Almost surely, 2^19376605379 is an apocalyptic number.

19376605379 is a deficient number, since it is larger than the sum of its proper divisors (1).

19376605379 is an equidigital number, since it uses as much as digits as its factorization.

19376605379 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 6429780, while the sum is 56.

The spelling of 19376605379 in words is "nineteen billion, three hundred seventy-six million, six hundred five thousand, three hundred seventy-nine".