2223356777790 has 16 divisors (see below), whose sum is σ = 5336056266768. Its totient is φ = 592895140736.

The previous prime is 2223356777729. The next prime is 2223356777791. The reversal of 2223356777790 is 977776533222.

It is a happy number.

It is a super-2 number, since 2×2223356777790² (a number of 25 digits) contains 22 as substring.

It is a Smith number, since the sum of its digits (60) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2223356777791) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 37055946267 + ... + 37055946326.

It is an arithmetic number, because the mean of its divisors is an integer number (333503516673).

Almost surely, 2^{2223356777790} is an apocalyptic number.

2223356777790 is an abundant number, since it is smaller than the sum of its proper divisors (3112699488978).

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

2223356777790 is a wasteful number, since it uses less digits than its factorization.

2223356777790 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 74111892603.

The product of its (nonzero) digits is 46675440, while the sum is 60.

The spelling of 2223356777790 in words is "two trillion, two hundred twenty-three billion, three hundred fifty-six million, seven hundred seventy-seven thousand, seven hundred ninety".