2215060878667 has 32 divisors (see below), whose sum is σ = 2748934056960. Its totient is φ = 1738033407360.

The previous prime is 2215060878637. The next prime is 2215060878677. The reversal of 2215060878667 is 7668780605122.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 2215060878667 - 2¹⁹ = 2215060354379 is a prime.

It is not an unprimeable number, because it can be changed into a prime (2215060878637) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 5725788 + ... + 6100390.

It is an arithmetic number, because the mean of its divisors is an integer number (85904189280).

Almost surely, 2^{2215060878667} is an apocalyptic number.

2215060878667 is a deficient number, since it is larger than the sum of its proper divisors (533873178293).

2215060878667 is a wasteful number, since it uses less digits than its factorization.

2215060878667 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 375163.

The product of its (nonzero) digits is 13547520, while the sum is 58.

The spelling of 2215060878667 in words is "two trillion, two hundred fifteen billion, sixty million, eight hundred seventy-eight thousand, six hundred sixty-seven".