405152344421003 has 16 divisors (see below), whose sum is σ = 417072528230400. Its totient is φ = 393456774568800.

The previous prime is 405152344420963. The next prime is 405152344421017. The reversal of 405152344421003 is 300124443251504.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-405152344421003 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (405152344420003) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 172684523 + ... + 175014996.

It is an arithmetic number, because the mean of its divisors is an integer number (26067033014400).

Almost surely, 2^{405152344421003} is an apocalyptic number.

405152344421003 is a deficient number, since it is larger than the sum of its proper divisors (11920183809397).

405152344421003 is a wasteful number, since it uses less digits than its factorization.

405152344421003 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 347699842.

The product of its (nonzero) digits is 230400, while the sum is 38.

Adding to 405152344421003 its reverse (300124443251504), we get a palindrome (705276787672507).

The spelling of 405152344421003 in words is "four hundred five trillion, one hundred fifty-two billion, three hundred forty-four million, four hundred twenty-one thousand, three".