222153555642 has 8 divisors (see below), whose sum is σ = 444307111296. Its totient is φ = 74051185212.

The previous prime is 222153555593. The next prime is 222153555643. The reversal of 222153555642 is 246555351222.

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

222153555642 is an admirable number.

It is a junction number, because it is equal to n+sod(n) for n = 222153555594 and 222153555603.

It is not an unprimeable number, because it can be changed into a prime (222153555643) 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, 18512796298 + ... + 18512796309.

It is an arithmetic number, because the mean of its divisors is an integer number (55538388912).

Almost surely, 2^222153555642 is an apocalyptic number.

222153555642 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

222153555642 is a wasteful number, since it uses less digits than its factorization.

222153555642 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 37025592612.

The product of its digits is 720000, while the sum is 42.

The spelling of 222153555642 in words is "two hundred twenty-two billion, one hundred fifty-three million, five hundred fifty-five thousand, six hundred forty-two".