259157331149 has 2 divisors, whose sum is σ = 259157331150. Its totient is φ = 259157331148.

The previous prime is 259157331137. The next prime is 259157331187. The reversal of 259157331149 is 941133751952.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 257498398249 + 1658932900 = 507443^2 + 40730^2 .

It is a cyclic number.

It is not a de Polignac number, because 259157331149 - 2⁴ = 259157331133 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 259157331097 and 259157331106.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (259157331119) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 129578665574 + 129578665575.

It is an arithmetic number, because the mean of its divisors is an integer number (129578665575).

Almost surely, 2^259157331149 is an apocalyptic number.

It is an amenable number.

259157331149 is a deficient number, since it is larger than the sum of its proper divisors (1).

259157331149 is an equidigital number, since it uses as much as digits as its factorization.

259157331149 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1020600, while the sum is 50.

The spelling of 259157331149 in words is "two hundred fifty-nine billion, one hundred fifty-seven million, three hundred thirty-one thousand, one hundred forty-nine".