4405215455023 has 4 divisors (see below), whose sum is σ = 4423494357568. Its totient is φ = 4386936552480.

The previous prime is 4405215455009. The next prime is 4405215455033. The reversal of 4405215455023 is 3205545125044.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-4405215455023 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4405215455033) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 9139450911 + ... + 9139451392.

It is an arithmetic number, because the mean of its divisors is an integer number (1105873589392).

Almost surely, 2^{4405215455023} is an apocalyptic number.

4405215455023 is a deficient number, since it is larger than the sum of its proper divisors (18278902545).

4405215455023 is a wasteful number, since it uses less digits than its factorization.

4405215455023 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18278902544.

The product of its (nonzero) digits is 480000, while the sum is 40.

The spelling of 4405215455023 in words is "four trillion, four hundred five billion, two hundred fifteen million, four hundred fifty-five thousand, twenty-three".