233128880377 has 2 divisors, whose sum is σ = 233128880378. Its totient is φ = 233128880376.

The previous prime is 233128880363. The next prime is 233128880389. The reversal of 233128880377 is 773088821332.

It is a happy number.

233128880377 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 193850000656 + 39278879721 = 440284^2 + 198189^2 .

It is a cyclic number.

It is not a de Polignac number, because 233128880377 - 2¹¹ = 233128878329 is a prime.

It is not a weakly prime, because it can be changed into another prime (233128880317) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 116564440188 + 116564440189.

It is an arithmetic number, because the mean of its divisors is an integer number (116564440189).

Almost surely, 2^233128880377 is an apocalyptic number.

It is an amenable number.

233128880377 is a deficient number, since it is larger than the sum of its proper divisors (1).

233128880377 is an equidigital number, since it uses as much as digits as its factorization.

233128880377 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2709504, while the sum is 52.

The spelling of 233128880377 in words is "two hundred thirty-three billion, one hundred twenty-eight million, eight hundred eighty thousand, three hundred seventy-seven".