1945844760427 has 2 divisors, whose sum is σ = 1945844760428. Its totient is φ = 1945844760426.

The previous prime is 1945844760367. The next prime is 1945844760463. The reversal of 1945844760427 is 7240674485491.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1945844760427 - 2²³ = 1945836371819 is a prime.

It is not a weakly prime, because it can be changed into another prime (1945844766427) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 972922380213 + 972922380214.

It is an arithmetic number, because the mean of its divisors is an integer number (972922380214).

Almost surely, 2^{1945844760427} is an apocalyptic number.

1945844760427 is a deficient number, since it is larger than the sum of its proper divisors (1).

1945844760427 is an equidigital number, since it uses as much as digits as its factorization.

1945844760427 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 54190080, while the sum is 61.

The spelling of 1945844760427 in words is "one trillion, nine hundred forty-five billion, eight hundred forty-four million, seven hundred sixty thousand, four hundred twenty-seven".