240166326077413 has 2 divisors, whose sum is σ = 240166326077414. Its totient is φ = 240166326077412.

The previous prime is 240166326077399. The next prime is 240166326077429. The reversal of 240166326077413 is 314770623661042.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 239614517783169 + 551808294244 = 15479487^2 + 742838^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-240166326077413 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (240166326077813) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 120083163038706 + 120083163038707.

It is an arithmetic number, because the mean of its divisors is an integer number (120083163038707).

Almost surely, 2^{240166326077413} is an apocalyptic number.

It is an amenable number.

240166326077413 is a deficient number, since it is larger than the sum of its proper divisors (1).

240166326077413 is an equidigital number, since it uses as much as digits as its factorization.

240166326077413 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 6096384, while the sum is 52.

The spelling of 240166326077413 in words is "two hundred forty trillion, one hundred sixty-six billion, three hundred twenty-six million, seventy-seven thousand, four hundred thirteen".