2220072335538 has 8 divisors (see below), whose sum is σ = 4440144671088. Its totient is φ = 740024111844.

The previous prime is 2220072335527. The next prime is 2220072335603. The reversal of 2220072335538 is 8355332700222.

2220072335538 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

2220072335538 is an admirable number.

It is a Smith number, since the sum of its digits (42) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 2220072335538.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 185006027956 + ... + 185006027967.

It is an arithmetic number, because the mean of its divisors is an integer number (555018083886).

Almost surely, 2^{2220072335538} is an apocalyptic number.

2220072335538 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.

2220072335538 is a wasteful number, since it uses less digits than its factorization.

2220072335538 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 370012055928.

The product of its (nonzero) digits is 604800, while the sum is 42.

The spelling of 2220072335538 in words is "two trillion, two hundred twenty billion, seventy-two million, three hundred thirty-five thousand, five hundred thirty-eight".