126762671585149 has 2 divisors, whose sum is σ = 126762671585150. Its totient is φ = 126762671585148.

The previous prime is 126762671585141. The next prime is 126762671585159. The reversal of 126762671585149 is 941585176267621.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 88962529680025 + 37800141905124 = 9431995^2 + 6148182^2 .

It is a cyclic number.

It is not a de Polignac number, because 126762671585149 - 2³ = 126762671585141 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (126762671585141) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 63381335792574 + 63381335792575.

It is an arithmetic number, because the mean of its divisors is an integer number (63381335792575).

Almost surely, 2^{126762671585149} is an apocalyptic number.

It is an amenable number.

126762671585149 is a deficient number, since it is larger than the sum of its proper divisors (1).

126762671585149 is an equidigital number, since it uses as much as digits as its factorization.

126762671585149 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 304819200, while the sum is 70.

The spelling of 126762671585149 in words is "one hundred twenty-six trillion, seven hundred sixty-two billion, six hundred seventy-one million, five hundred eighty-five thousand, one hundred forty-nine".