22226716078 has 32 divisors (see below), whose sum is σ = 40117155840. Its totient is φ = 9022402080.

The previous prime is 22226716037. The next prime is 22226716081. The reversal of 22226716078 is 87061762222.

It is a super-2 number, since 2×22226716078² (a number of 21 digits) contains 22 as substring.

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 15 ways as a sum of consecutive naturals, for example, 2267548 + ... + 2277328.

It is an arithmetic number, because the mean of its divisors is an integer number (1253661120).

Almost surely, 2^22226716078 is an apocalyptic number.

22226716078 is a deficient number, since it is larger than the sum of its proper divisors (17890439762).

22226716078 is a wasteful number, since it uses less digits than its factorization.

22226716078 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18352.

The product of its (nonzero) digits is 225792, while the sum is 43.

The spelling of 22226716078 in words is "twenty-two billion, two hundred twenty-six million, seven hundred sixteen thousand, seventy-eight".