405543040345504 has 24 divisors (see below), whose sum is σ = 804507615350208. Its totient is φ = 201223645970880.

The previous prime is 405543040345463. The next prime is 405543040345511.

405543040345504 is nontrivially palindromic in base 10.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 48371064552 + ... + 48371072935.

It is an arithmetic number, because the mean of its divisors is an integer number (33521150639592).

Almost surely, 2^{405543040345504} is an apocalyptic number.

It is an amenable number.

405543040345504 is a deficient number, since it is larger than the sum of its proper divisors (398964575004704).

405543040345504 is a wasteful number, since it uses less digits than its factorization.

405543040345504 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 96742137628 (or 96742137620 counting only the distinct ones).

The product of its (nonzero) digits is 5760000, while the sum is 46.

The spelling of 405543040345504 in words is "four hundred five trillion, five hundred forty-three billion, forty million, three hundred forty-five thousand, five hundred four".