232781780479 has 2 divisors, whose sum is σ = 232781780480. Its totient is φ = 232781780478.

The previous prime is 232781780461. The next prime is 232781780507. The reversal of 232781780479 is 974087187232.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 232781780479 - 2³³ = 224191845887 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (232781789479) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 116390890239 + 116390890240.

It is an arithmetic number, because the mean of its divisors is an integer number (116390890240).

Almost surely, 2^232781780479 is an apocalyptic number.

232781780479 is a deficient number, since it is larger than the sum of its proper divisors (1).

232781780479 is an equidigital number, since it uses as much as digits as its factorization.

232781780479 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 9483264, while the sum is 58.

The spelling of 232781780479 in words is "two hundred thirty-two billion, seven hundred eighty-one million, seven hundred eighty thousand, four hundred seventy-nine".