146057705669 has 2 divisors, whose sum is σ = 146057705670. Its totient is φ = 146057705668.

The previous prime is 146057705639. The next prime is 146057705737. The reversal of 146057705669 is 966507750641.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 110426613025 + 35631092644 = 332305^2 + 188762^2 .

It is a cyclic number.

It is not a de Polignac number, because 146057705669 - 2⁸ = 146057705413 is a prime.

It is a super-2 number, since 2×146057705669² (a number of 23 digits) contains 22 as substring.

It is a Sophie Germain prime.

It is a Curzon number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (146057705639) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 73028852834 + 73028852835.

It is an arithmetic number, because the mean of its divisors is an integer number (73028852835).

Almost surely, 2^146057705669 is an apocalyptic number.

It is an amenable number.

146057705669 is a deficient number, since it is larger than the sum of its proper divisors (1).

146057705669 is an equidigital number, since it uses as much as digits as its factorization.

146057705669 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 9525600, while the sum is 56.

The spelling of 146057705669 in words is "one hundred forty-six billion, fifty-seven million, seven hundred five thousand, six hundred sixty-nine".