1183440540260 has 96 divisors (see below), whose sum is σ = 2725267894272. Its totient is φ = 428107317120.

The previous prime is 1183440540251. The next prime is 1183440540307. The reversal of 1183440540260 is 620450443811.

It is a happy number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 35306669 + ... + 35340171.

It is an arithmetic number, because the mean of its divisors is an integer number (28388207232).

Almost surely, 2^{1183440540260} is an apocalyptic number.

1183440540260 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1183440540260, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1362633947136).

1183440540260 is an abundant number, since it is smaller than the sum of its proper divisors (1541827354012).

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

1183440540260 is a wasteful number, since it uses less digits than its factorization.

1183440540260 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 34353 (or 34351 counting only the distinct ones).

The product of its (nonzero) digits is 92160, while the sum is 38.

The spelling of 1183440540260 in words is "one trillion, one hundred eighty-three billion, four hundred forty million, five hundred forty thousand, two hundred sixty".