507270905149 has 2 divisors, whose sum is σ = 507270905150. Its totient is φ = 507270905148.

The previous prime is 507270905123. The next prime is 507270905161. The reversal of 507270905149 is 941509072705.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 405450562500 + 101820342649 = 636750^2 + 319093^2 .

It is a cyclic number.

It is not a de Polignac number, because 507270905149 - 2⁷ = 507270905021 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (507270905189) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 253635452574 + 253635452575.

It is an arithmetic number, because the mean of its divisors is an integer number (253635452575).

Almost surely, 2^507270905149 is an apocalyptic number.

It is an amenable number.

507270905149 is a deficient number, since it is larger than the sum of its proper divisors (1).

507270905149 is an equidigital number, since it uses as much as digits as its factorization.

507270905149 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 793800, while the sum is 49.

The spelling of 507270905149 in words is "five hundred seven billion, two hundred seventy million, nine hundred five thousand, one hundred forty-nine".