222250982640 has 60 divisors (see below), whose sum is σ = 689000687592. Its totient is φ = 59264981120.

The previous prime is 222250982557. The next prime is 222250982659. The reversal of 222250982640 is 46289052222.

It is a tau number, because it is divible by the number of its divisors (60).

It is a junction number, because it is equal to n+sod(n) for n = 222250982592 and 222250982601.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 7288225 + ... + 7318655.

Almost surely, 2^222250982640 is an apocalyptic number.

222250982640 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

222250982640 is an abundant number, since it is smaller than the sum of its proper divisors (466749704952).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

222250982640 is an frugal number, since it uses more digits than its factorization.

222250982640 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 60878 (or 30441 counting only the distinct ones).

The product of its (nonzero) digits is 276480, while the sum is 42.

The spelling of 222250982640 in words is "two hundred twenty-two billion, two hundred fifty million, nine hundred eighty-two thousand, six hundred forty".