2215716672694 has 12 divisors (see below), whose sum is σ = 3866199500484. Its totient is φ = 949592859684.

The previous prime is 2215716672647. The next prime is 2215716672727. The reversal of 2215716672694 is 4962766175122.

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 5 ways as a sum of consecutive naturals, for example, 11304676804 + ... + 11304676999.

It is an arithmetic number, because the mean of its divisors is an integer number (322183291707).

Almost surely, 2^{2215716672694} is an apocalyptic number.

2215716672694 is a deficient number, since it is larger than the sum of its proper divisors (1650482827790).

2215716672694 is a wasteful number, since it uses less digits than its factorization.

2215716672694 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22609353819 (or 22609353812 counting only the distinct ones).

The product of its digits is 15240960, while the sum is 58.

The spelling of 2215716672694 in words is "two trillion, two hundred fifteen billion, seven hundred sixteen million, six hundred seventy-two thousand, six hundred ninety-four".