232781780507 has 2 divisors, whose sum is σ = 232781780508. Its totient is φ = 232781780506.

The previous prime is 232781780479. The next prime is 232781780533. The reversal of 232781780507 is 705087187232.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 232781780507 - 2²⁶ = 232714671643 is a prime.

It is not a weakly prime, because it can be changed into another prime (232781780537) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 116390890253 + 116390890254.

It is an arithmetic number, because the mean of its divisors is an integer number (116390890254).

Almost surely, 2^232781780507 is an apocalyptic number.

232781780507 is a deficient number, since it is larger than the sum of its proper divisors (1).

232781780507 is an equidigital number, since it uses as much as digits as its factorization.

232781780507 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1317120, while the sum is 50.

The spelling of 232781780507 in words is "two hundred thirty-two billion, seven hundred eighty-one million, seven hundred eighty thousand, five hundred seven".