2227636449792 has 240 divisors, whose sum is σ = 7140211166880. Its totient is φ = 685425881088.

The previous prime is 2227636449767. The next prime is 2227636449809. The reversal of 2227636449792 is 2979446367222.

2227636449792 is a `hidden beast` number, since 2 + 2 + 2 + 76 + 36 + 449 + 7 + 92 = 666.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1859503 + ... + 2813009.

It is an arithmetic number, because the mean of its divisors is an integer number (29750879862).

Almost surely, 2^{2227636449792} 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 2227636449792, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3570105583440).

2227636449792 is an abundant number, since it is smaller than the sum of its proper divisors (4912574717088).

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

2227636449792 is an equidigital number, since it uses as much as digits as its factorization.

2227636449792 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 953560 (or 953525 counting only the distinct ones).

The product of its digits is 109734912, while the sum is 63.

The spelling of 2227636449792 in words is "two trillion, two hundred twenty-seven billion, six hundred thirty-six million, four hundred forty-nine thousand, seven hundred ninety-two".