445520025425455 has 8 divisors (see below), whose sum is σ = 538029279113472. Its totient is φ = 354145854605088.

The previous prime is 445520025425443. The next prime is 445520025425467. The reversal of 445520025425455 is 554524520025544.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (445520025425443) and next prime (445520025425467).

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 445520025425455 - 2⁷ = 445520025425327 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 283770716047 + ... + 283770717616.

It is an arithmetic number, because the mean of its divisors is an integer number (67253659889184).

Almost surely, 2^{445520025425455} is an apocalyptic number.

445520025425455 is a deficient number, since it is larger than the sum of its proper divisors (92509253688017).

445520025425455 is a wasteful number, since it uses less digits than its factorization.

445520025425455 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 567541433825.

The product of its (nonzero) digits is 32000000, while the sum is 52.

The spelling of 445520025425455 in words is "four hundred forty-five trillion, five hundred twenty billion, twenty-five million, four hundred twenty-five thousand, four hundred fifty-five".