2215502055565 has 8 divisors (see below), whose sum is σ = 2662142554368. Its totient is φ = 1770041586000.

The previous prime is 2215502055539. The next prime is 2215502055619. The reversal of 2215502055565 is 5655502055122.

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

It is not a de Polignac number, because 2215502055565 - 2¹³ = 2215502047373 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, 295003177 + ... + 295010686.

It is an arithmetic number, because the mean of its divisors is an integer number (332767819296).

Almost surely, 2^{2215502055565} is an apocalyptic number.

It is an amenable number.

2215502055565 is a deficient number, since it is larger than the sum of its proper divisors (446640498803).

2215502055565 is an equidigital number, since it uses as much as digits as its factorization.

2215502055565 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 590014619.

The product of its (nonzero) digits is 750000, while the sum is 43.

The spelling of 2215502055565 in words is "two trillion, two hundred fifteen billion, five hundred two million, fifty-five thousand, five hundred sixty-five".