1095869798244 has 81 divisors (see below), whose sum is σ = 2999815848939. Its totient is φ = 337165583040.

The previous prime is 1095869798209. The next prime is 1095869798263. The reversal of 1095869798244 is 4428979685901.

The square root of 1095869798244 is 1046838.

It is a perfect power (a square), and thus also a powerful number.

1095869798244 is a `hidden beast` number, since 10 + 9 + 586 + 9 + 7 + 9 + 8 + 24 + 4 = 666.

It can be written as a sum of positive squares in 4 ways, for example, as 25290540900 + 1070579257344 = 159030^2 + 1034688^2 .

It is a super-2 number, since 2×1095869798244² (a number of 25 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 26 ways as a sum of consecutive naturals, for example, 81646654 + ... + 81660074.

Almost surely, 2^{1095869798244} is an apocalyptic number.

1095869798244 is the 1046838-th square number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1095869798244

1095869798244 is an abundant number, since it is smaller than the sum of its proper divisors (1903946050695).

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

1095869798244 is an equidigital number, since it uses as much as digits as its factorization.

1095869798244 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26878 (or 13439 counting only the distinct ones).

The product of its (nonzero) digits is 313528320, while the sum is 72.

The spelling of 1095869798244 in words is "one trillion, ninety-five billion, eight hundred sixty-nine million, seven hundred ninety-eight thousand, two hundred forty-four".