405504455411 has 24 divisors (see below), whose sum is σ = 456719180400. Its totient is φ = 359548217600.

The previous prime is 405504455381. The next prime is 405504455423. The reversal of 405504455411 is 114554405504.

It is a de Polignac number, because none of the positive numbers 2^k-405504455411 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (405504455441) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 21863780 + ... + 21882318.

It is an arithmetic number, because the mean of its divisors is an integer number (19029965850).

Almost surely, 2^405504455411 is an apocalyptic number.

405504455411 is a gapful number since it is divisible by the number (41) formed by its first and last digit.

405504455411 is a deficient number, since it is larger than the sum of its proper divisors (51214724989).

405504455411 is a wasteful number, since it uses less digits than its factorization.

405504455411 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23011 (or 23000 counting only the distinct ones).

The product of its (nonzero) digits is 160000, while the sum is 38.

The spelling of 405504455411 in words is "four hundred five billion, five hundred four million, four hundred fifty-five thousand, four hundred eleven".