405401107029 has 16 divisors (see below), whose sum is σ = 541225458240. Its totient is φ = 269922188160.

The previous prime is 405401106989. The next prime is 405401107061. The reversal of 405401107029 is 920701104504.

It is a happy number.

It is not a de Polignac number, because 405401107029 - 2¹¹ = 405401104981 is a prime.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (405409107029) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 23013577 + ... + 23031185.

It is an arithmetic number, because the mean of its divisors is an integer number (33826591140).

Almost surely, 2^405401107029 is an apocalyptic number.

It is an amenable number.

405401107029 is a deficient number, since it is larger than the sum of its proper divisors (135824351211).

405401107029 is a wasteful number, since it uses less digits than its factorization.

405401107029 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26980.

The product of its (nonzero) digits is 10080, while the sum is 33.

The spelling of 405401107029 in words is "four hundred five billion, four hundred one million, one hundred seven thousand, twenty-nine".