2227808356352 has 48 divisors (see below), whose sum is σ = 4462528559580. Its totient is φ = 1111903780864.

The previous prime is 2227808356327. The next prime is 2227808356357. The reversal of 2227808356352 is 2536538087222.

It can be written as a sum of positive squares in 2 ways, for example, as 2227783115776 + 25240576 = 1492576^2 + 5024^2 .

It is a junction number, because it is equal to n+sod(n) for n = 2227808356294 and 2227808356303.

It is not an unprimeable number, because it can be changed into a prime (2227808356357) 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, 164258 + ... + 2117214.

Almost surely, 2^{2227808356352} is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2227808356352, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2231264279790).

2227808356352 is an abundant number, since it is smaller than the sum of its proper divisors (2234720203228).

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

2227808356352 is an equidigital number, since it uses as much as digits as its factorization.

2227808356352 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1953536 (or 1953516 counting only the distinct ones).

The product of its (nonzero) digits is 9676800, while the sum is 53.

The spelling of 2227808356352 in words is "two trillion, two hundred twenty-seven billion, eight hundred eight million, three hundred fifty-six thousand, three hundred fifty-two".