412991926397 has 2 divisors, whose sum is σ = 412991926398. Its totient is φ = 412991926396.

The previous prime is 412991926379. The next prime is 412991926421. The reversal of 412991926397 is 793629199214.

Together with previous prime (412991926379) it forms an Ormiston pair, because they use the same digits, order apart.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 369288351481 + 43703574916 = 607691^2 + 209054^2 .

It is a cyclic number.

It is not a de Polignac number, because 412991926397 - 2¹⁴ = 412991910013 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (412991926367) 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, 206495963198 + 206495963199.

It is an arithmetic number, because the mean of its divisors is an integer number (206495963199).

Almost surely, 2^412991926397 is an apocalyptic number.

It is an amenable number.

412991926397 is a deficient number, since it is larger than the sum of its proper divisors (1).

412991926397 is an equidigital number, since it uses as much as digits as its factorization.

412991926397 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 13226976, while the sum is 62.

The spelling of 412991926397 in words is "four hundred twelve billion, nine hundred ninety-one million, nine hundred twenty-six thousand, three hundred ninety-seven".