1778148480023 has 2 divisors, whose sum is σ = 1778148480024. Its totient is φ = 1778148480022.

The previous prime is 1778148480011. The next prime is 1778148480067. The reversal of 1778148480023 is 3200848418771.

It is a weak prime.

It is an emirp because it is prime and its reverse (3200848418771) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 1778148480023 - 2⁴ = 1778148480007 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1778148410023) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 889074240011 + 889074240012.

It is an arithmetic number, because the mean of its divisors is an integer number (889074240012).

Almost surely, 2^{1778148480023} is an apocalyptic number.

1778148480023 is a deficient number, since it is larger than the sum of its proper divisors (1).

1778148480023 is an equidigital number, since it uses as much as digits as its factorization.

1778148480023 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2408448, while the sum is 53.

The spelling of 1778148480023 in words is "one trillion, seven hundred seventy-eight billion, one hundred forty-eight million, four hundred eighty thousand, twenty-three".