670121662171433 has 2 divisors, whose sum is σ = 670121662171434. Its totient is φ = 670121662171432.

The previous prime is 670121662171399. The next prime is 670121662171453. The reversal of 670121662171433 is 334171266121076.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 559711941365824 + 110409720805609 = 23658232^2 + 10507603^2 .

It is a cyclic number.

It is not a de Polignac number, because 670121662171433 - 2¹⁰ = 670121662170409 is a prime.

It is a super-2 number, since 2×670121662171433² (a number of 30 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (670121662171453) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 335060831085716 + 335060831085717.

It is an arithmetic number, because the mean of its divisors is an integer number (335060831085717).

Almost surely, 2^{670121662171433} is an apocalyptic number.

It is an amenable number.

670121662171433 is a deficient number, since it is larger than the sum of its proper divisors (1).

670121662171433 is an equidigital number, since it uses as much as digits as its factorization.

670121662171433 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1524096, while the sum is 50.

The spelling of 670121662171433 in words is "six hundred seventy trillion, one hundred twenty-one billion, six hundred sixty-two million, one hundred seventy-one thousand, four hundred thirty-three".