405330440545513 has 16 divisors (see below), whose sum is σ = 469873996574976. Its totient is φ = 342449077481280.

The previous prime is 405330440545501. The next prime is 405330440545531. The reversal of 405330440545513 is 315545044033504.

It is a happy number.

It is not a de Polignac number, because 405330440545513 - 2²¹ = 405330438448361 is a prime.

It is not an unprimeable number, because it can be changed into a prime (405330440540513) 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, 97593706 + ... + 101662147.

It is an arithmetic number, because the mean of its divisors is an integer number (29367124785936).

Almost surely, 2^{405330440545513} is an apocalyptic number.

It is an amenable number.

405330440545513 is a deficient number, since it is larger than the sum of its proper divisors (64543556029463).

405330440545513 is a wasteful number, since it uses less digits than its factorization.

405330440545513 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 199260024.

The product of its (nonzero) digits is 4320000, while the sum is 46.

The spelling of 405330440545513 in words is "four hundred five trillion, three hundred thirty billion, four hundred forty million, five hundred forty-five thousand, five hundred thirteen".