22070667844 has 27 divisors (see below), whose sum is σ = 39320634367. Its totient is φ = 10839677768.

The previous prime is 22070667833. The next prime is 22070667889. The reversal of 22070667844 is 44876607022.

The square root of 22070667844 is 148562.

It is a perfect power (a square), and thus also a powerful number.

It is a super-2 number, since 2×22070667844² (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 22070667794 and 22070667803.

It is an unprimeable number.

It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 17529687 + ... + 17530945.

Almost surely, 2^22070667844 is an apocalyptic number.

22070667844 is the 148562-nd square number.

It is an amenable number.

22070667844 is a deficient number, since it is larger than the sum of its proper divisors (17249966523).

22070667844 is an frugal number, since it uses more digits than its factorization.

22070667844 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2640 (or 1320 counting only the distinct ones).

The product of its (nonzero) digits is 903168, while the sum is 46.

The spelling of 22070667844 in words is "twenty-two billion, seventy million, six hundred sixty-seven thousand, eight hundred forty-four".