412335643621 has 16 divisors (see below), whose sum is σ = 451775335680. Its totient is φ = 373222232320.

The previous prime is 412335643609. The next prime is 412335643631. The reversal of 412335643621 is 126346533214.

It is a cyclic number.

It is not a de Polignac number, because 412335643621 - 2¹⁷ = 412335512549 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (412335643631) 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 in 15 ways as a sum of consecutive naturals, for example, 29629761 + ... + 29643673.

It is an arithmetic number, because the mean of its divisors is an integer number (28235958480).

Almost surely, 2^412335643621 is an apocalyptic number.

It is an amenable number.

412335643621 is a deficient number, since it is larger than the sum of its proper divisors (39439692059).

412335643621 is a wasteful number, since it uses less digits than its factorization.

412335643621 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25436.

The product of its digits is 311040, while the sum is 40.

The spelling of 412335643621 in words is "four hundred twelve billion, three hundred thirty-five million, six hundred forty-three thousand, six hundred twenty-one".