222135813648 has 360 divisors, whose sum is σ = 750190960896. Its totient is φ = 61116249600.

The previous prime is 222135813607. The next prime is 222135813659. The reversal of 222135813648 is 846318531222.

222135813648 is a `hidden beast` number, since 2 + 2 + 2 + 1 + 3 + 581 + 3 + 64 + 8 = 666.

It is an unprimeable number.

It is a polite number, since it can be written in 71 ways as a sum of consecutive naturals, for example, 46150890 + ... + 46155702.

Almost surely, 2^222135813648 is an apocalyptic number.

222135813648 is a gapful number since it is divisible by the number (28) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 222135813648, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (375095480448).

222135813648 is an abundant number, since it is smaller than the sum of its proper divisors (528055147248).

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

222135813648 is a wasteful number, since it uses less digits than its factorization.

222135813648 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5083 (or 5067 counting only the distinct ones).

The product of its digits is 552960, while the sum is 45.

The spelling of 222135813648 in words is "two hundred twenty-two billion, one hundred thirty-five million, eight hundred thirteen thousand, six hundred forty-eight".