1181326024448 has 72 divisors (see below), whose sum is σ = 2502142388928. Its totient is φ = 554716495872.

The previous prime is 1181326024447. The next prime is 1181326024453. The reversal of 1181326024448 is 8444206231811.

It is a junction number, because it is equal to n+sod(n) for n = 1181326024399 and 1181326024408.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1181326024447) 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, 1721840 + ... + 2308112.

It is an arithmetic number, because the mean of its divisors is an integer number (34751977624).

Almost surely, 2^{1181326024448} 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 1181326024448, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1251071194464).

1181326024448 is an abundant number, since it is smaller than the sum of its proper divisors (1320816364480).

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

1181326024448 is an equidigital number, since it uses as much as digits as its factorization.

1181326024448 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 586769 (or 586755 counting only the distinct ones).

The product of its (nonzero) digits is 294912, while the sum is 44.

The spelling of 1181326024448 in words is "one trillion, one hundred eighty-one billion, three hundred twenty-six million, twenty-four thousand, four hundred forty-eight".