675128066629 has 2 divisors, whose sum is σ = 675128066630. Its totient is φ = 675128066628.

The previous prime is 675128066563. The next prime is 675128066731. The reversal of 675128066629 is 926660821576.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 345594664129 + 329533402500 = 587873^2 + 574050^2 .

It is a cyclic number.

It is not a de Polignac number, because 675128066629 - 2²⁹ = 674591195717 is a prime.

It is a super-2 number, since 2×675128066629² (a number of 24 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (675128066329) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 337564033314 + 337564033315.

It is an arithmetic number, because the mean of its divisors is an integer number (337564033315).

Almost surely, 2^675128066629 is an apocalyptic number.

It is an amenable number.

675128066629 is a deficient number, since it is larger than the sum of its proper divisors (1).

675128066629 is an equidigital number, since it uses as much as digits as its factorization.

675128066629 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 13063680, while the sum is 58.

The spelling of 675128066629 in words is "six hundred seventy-five billion, one hundred twenty-eight million, sixty-six thousand, six hundred twenty-nine".