259555427804149 has 2 divisors, whose sum is σ = 259555427804150. Its totient is φ = 259555427804148.

The previous prime is 259555427804077. The next prime is 259555427804311. The reversal of 259555427804149 is 941408724555952.

259555427804149 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 257493949237924 + 2061478566225 = 16046618^2 + 1435785^2 .

It is a cyclic number.

It is not a de Polignac number, because 259555427804149 - 2¹³ = 259555427795957 is a prime.

It is a super-2 number, since 2×259555427804149² (a number of 30 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (259555427004149) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 129777713902074 + 129777713902075.

It is an arithmetic number, because the mean of its divisors is an integer number (129777713902075).

Almost surely, 2^{259555427804149} is an apocalyptic number.

It is an amenable number.

259555427804149 is a deficient number, since it is larger than the sum of its proper divisors (1).

259555427804149 is an equidigital number, since it uses as much as digits as its factorization.

259555427804149 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 725760000, while the sum is 70.

The spelling of 259555427804149 in words is "two hundred fifty-nine trillion, five hundred fifty-five billion, four hundred twenty-seven million, eight hundred four thousand, one hundred forty-nine".