379400842559 has 2 divisors, whose sum is σ = 379400842560. Its totient is φ = 379400842558.

The previous prime is 379400842547. The next prime is 379400842573. The reversal of 379400842559 is 955248004973.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-379400842559 is a prime.

It is a Sophie Germain prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (379400842529) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 189700421279 + 189700421280.

It is an arithmetic number, because the mean of its divisors is an integer number (189700421280).

Almost surely, 2^379400842559 is an apocalyptic number.

379400842559 is a deficient number, since it is larger than the sum of its proper divisors (1).

379400842559 is an equidigital number, since it uses as much as digits as its factorization.

379400842559 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 10886400, while the sum is 56.

The spelling of 379400842559 in words is "three hundred seventy-nine billion, four hundred million, eight hundred forty-two thousand, five hundred fifty-nine".