2278646216013 has 16 divisors (see below), whose sum is σ = 3053435201280. Its totient is φ = 1511491969344.

The previous prime is 2278646215997. The next prime is 2278646216023. The reversal of 2278646216013 is 3106126468722.

2278646216013 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 2278646216013 - 2⁴ = 2278646215997 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2278646216023) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1202581 + ... + 2450202.

It is an arithmetic number, because the mean of its divisors is an integer number (190839700080).

Almost surely, 2^{2278646216013} is an apocalyptic number.

It is an amenable number.

2278646216013 is a deficient number, since it is larger than the sum of its proper divisors (774788985267).

2278646216013 is a wasteful number, since it uses less digits than its factorization.

2278646216013 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3653828.

The product of its (nonzero) digits is 1161216, while the sum is 48.

The spelling of 2278646216013 in words is "two trillion, two hundred seventy-eight billion, six hundred forty-six million, two hundred sixteen thousand, thirteen".