2205418621215 has 16 divisors (see below), whose sum is σ = 3541787532000. Its totient is φ = 1171850685312.

The previous prime is 2205418621129. The next prime is 2205418621253. The reversal of 2205418621215 is 5121268145022.

It is not a de Polignac number, because 2205418621215 - 2⁹ = 2205418620703 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 273282040 + ... + 273290109.

It is an arithmetic number, because the mean of its divisors is an integer number (221361720750).

Almost surely, 2^{2205418621215} is an apocalyptic number.

2205418621215 is a deficient number, since it is larger than the sum of its proper divisors (1336368910785).

2205418621215 is a wasteful number, since it uses less digits than its factorization.

2205418621215 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 546572426.

The product of its (nonzero) digits is 76800, while the sum is 39.

The spelling of 2205418621215 in words is "two trillion, two hundred five billion, four hundred eighteen million, six hundred twenty-one thousand, two hundred fifteen".