4445405540155 has 8 divisors (see below), whose sum is σ = 5353336426032. Its totient is φ = 3543757913568.

The previous prime is 4445405540131. The next prime is 4445405540171. The reversal of 4445405540155 is 5510455045444.

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 4445405540155 - 2¹⁷ = 4445405409083 is a prime.

It is a Duffinian 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, 1570813264 + ... + 1570816093.

It is an arithmetic number, because the mean of its divisors is an integer number (669167053254).

Almost surely, 2^{4445405540155} is an apocalyptic number.

4445405540155 is a deficient number, since it is larger than the sum of its proper divisors (907930885877).

4445405540155 is a wasteful number, since it uses less digits than its factorization.

4445405540155 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3141629645.

The product of its (nonzero) digits is 3200000, while the sum is 46.

The spelling of 4445405540155 in words is "four trillion, four hundred forty-five billion, four hundred five million, five hundred forty thousand, one hundred fifty-five".