2215554255115 has 16 divisors (see below), whose sum is σ = 2692881439200. Its totient is φ = 1749696867072.

The previous prime is 2215554255107. The next prime is 2215554255137. The reversal of 2215554255115 is 5115524555122.

It is a cyclic number.

It is not a de Polignac number, because 2215554255115 - 2³ = 2215554255107 is a prime.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3746172 + ... + 4297081.

It is an arithmetic number, because the mean of its divisors is an integer number (168305089950).

Almost surely, 2^{2215554255115} is an apocalyptic number.

2215554255115 is a deficient number, since it is larger than the sum of its proper divisors (477327184085).

2215554255115 is an equidigital number, since it uses as much as digits as its factorization.

2215554255115 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8043966.

The product of its digits is 500000, while the sum is 43.

The spelling of 2215554255115 in words is "two trillion, two hundred fifteen billion, five hundred fifty-four million, two hundred fifty-five thousand, one hundred fifteen".