2215155156604 has 24 divisors (see below), whose sum is σ = 4174881555600. Its totient is φ = 1022338633344.

The previous prime is 2215155156569. The next prime is 2215155156629. The reversal of 2215155156604 is 4066515515122.

It is a congruent number.

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 7 ways as a sum of consecutive naturals, for example, 492672 + ... + 2161720.

It is an arithmetic number, because the mean of its divisors is an integer number (173953398150).

Almost surely, 2^{2215155156604} is an apocalyptic number.

It is an amenable number.

2215155156604 is a deficient number, since it is larger than the sum of its proper divisors (1959726398996).

2215155156604 is a wasteful number, since it uses less digits than its factorization.

2215155156604 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1694589 (or 1694587 counting only the distinct ones).

The product of its (nonzero) digits is 360000, while the sum is 43.

The spelling of 2215155156604 in words is "two trillion, two hundred fifteen billion, one hundred fifty-five million, one hundred fifty-six thousand, six hundred four".