222448148146 has 8 divisors (see below), whose sum is σ = 381339682560. Its totient is φ = 95334920628.

The previous prime is 222448148141. The next prime is 222448148147. The reversal of 222448148146 is 641841844222.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×222448148146² (a number of 23 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 222448148096 and 222448148105.

It is not an unprimeable number, because it can be changed into a prime (222448148141) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7944576706 + ... + 7944576733.

It is an arithmetic number, because the mean of its divisors is an integer number (47667460320).

Almost surely, 2^222448148146 is an apocalyptic number.

222448148146 is a deficient number, since it is larger than the sum of its proper divisors (158891534414).

222448148146 is a wasteful number, since it uses less digits than its factorization.

222448148146 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15889153448.

The product of its digits is 786432, while the sum is 46.

The spelling of 222448148146 in words is "two hundred twenty-two billion, four hundred forty-eight million, one hundred forty-eight thousand, one hundred forty-six".