22016421615415 has 32 divisors (see below), whose sum is σ = 26919583286400. Its totient is φ = 17281357278720.

The previous prime is 22016421615413. The next prime is 22016421615451. The reversal of 22016421615415 is 51451612461022.

It is not a de Polignac number, because 22016421615415 - 2¹ = 22016421615413 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22016421615413) 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, 306262446 + ... + 306334324.

It is an arithmetic number, because the mean of its divisors is an integer number (841236977700).

Almost surely, 2^{22016421615415} is an apocalyptic number.

22016421615415 is a deficient number, since it is larger than the sum of its proper divisors (4903161670985).

22016421615415 is a wasteful number, since it uses less digits than its factorization.

22016421615415 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 74427.

The product of its (nonzero) digits is 115200, while the sum is 40.

The spelling of 22016421615415 in words is "twenty-two trillion, sixteen billion, four hundred twenty-one million, six hundred fifteen thousand, four hundred fifteen".