2223530403794 has 12 divisors (see below), whose sum is σ = 3879833663934. Its totient is φ = 952941601584.

The previous prime is 2223530403779. The next prime is 2223530403797. The reversal of 2223530403794 is 4973040353222.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 1617569354569 + 605961049225 = 1271837^2 + 778435^2 .

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (2223530403797) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 11344542779 + ... + 11344542974.

Almost surely, 2^{2223530403794} is an apocalyptic number.

2223530403794 is a deficient number, since it is larger than the sum of its proper divisors (1656303260140).

2223530403794 is a wasteful number, since it uses less digits than its factorization.

2223530403794 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22689085769 (or 22689085762 counting only the distinct ones).

The product of its (nonzero) digits is 1088640, while the sum is 44.

The spelling of 2223530403794 in words is "two trillion, two hundred twenty-three billion, five hundred thirty million, four hundred three thousand, seven hundred ninety-four".