378045759233 has 2 divisors, whose sum is σ = 378045759234. Its totient is φ = 378045759232.

The previous prime is 378045759173. The next prime is 378045759239. The reversal of 378045759233 is 332957540873.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 208901101249 + 169144657984 = 457057^2 + 411272^2 .

It is an emirp because it is prime and its reverse (332957540873) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 378045759233 - 2⁸ = 378045758977 is a prime.

It is not a weakly prime, because it can be changed into another prime (378045759239) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 189022879616 + 189022879617.

It is an arithmetic number, because the mean of its divisors is an integer number (189022879617).

Almost surely, 2^378045759233 is an apocalyptic number.

It is an amenable number.

378045759233 is a deficient number, since it is larger than the sum of its proper divisors (1).

378045759233 is an equidigital number, since it uses as much as digits as its factorization.

378045759233 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 19051200, while the sum is 56.

The spelling of 378045759233 in words is "three hundred seventy-eight billion, forty-five million, seven hundred fifty-nine thousand, two hundred thirty-three".