72222214426 has 16 divisors (see below), whose sum is σ = 110864454624. Its totient is φ = 35267574384.

The previous prime is 72222214409. The next prime is 72222214447. The reversal of 72222214426 is 62441222227.

It is a junction number, because it is equal to n+sod(n) for n = 72222214391 and 72222214400.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 883020 + ... + 961336.

It is an arithmetic number, because the mean of its divisors is an integer number (6929028414).

Almost surely, 2^72222214426 is an apocalyptic number.

72222214426 is a deficient number, since it is larger than the sum of its proper divisors (38642240198).

72222214426 is a wasteful number, since it uses less digits than its factorization.

72222214426 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 89085.

The product of its digits is 43008, while the sum is 34.

The spelling of 72222214426 in words is "seventy-two billion, two hundred twenty-two million, two hundred fourteen thousand, four hundred twenty-six".