22016456216445 has 32 divisors (see below), whose sum is σ = 36410655104640. Its totient is φ = 11353860138240.

The previous prime is 22016456216441. The next prime is 22016456216449. The reversal of 22016456216445 is 54461265461022.

It is an interprime number because it is at equal distance from previous prime (22016456216441) and next prime (22016456216449).

It is not a de Polignac number, because 22016456216445 - 2² = 22016456216441 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 22016456216394 and 22016456216403.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22016456216441) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 203858734 + ... + 203966703.

It is an arithmetic number, because the mean of its divisors is an integer number (1137832972020).

Almost surely, 2^{22016456216445} is an apocalyptic number.

It is an amenable number.

22016456216445 is a deficient number, since it is larger than the sum of its proper divisors (14394198888195).

22016456216445 is a wasteful number, since it uses less digits than its factorization.

22016456216445 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 407825565.

The product of its (nonzero) digits is 2764800, while the sum is 48.

The spelling of 22016456216445 in words is "twenty-two trillion, sixteen billion, four hundred fifty-six million, two hundred sixteen thousand, four hundred forty-five".