1105042542440 has 32 divisors (see below), whose sum is σ = 2490654863880. Its totient is φ = 441250947072.

The previous prime is 1105042542391. The next prime is 1105042542469. The reversal of 1105042542440 is 442452405011.

It can be written as a sum of positive squares in 4 ways, for example, as 1104949959556 + 92582884 = 1051166^2 + 9622^2 .

It is a super-2 number, since 2×1105042542440² (a number of 25 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1105042542397 and 1105042542406.

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 7 ways as a sum of consecutive naturals, for example, 23916317 + ... + 23962476.

Almost surely, 2^{1105042542440} is an apocalyptic number.

1105042542440 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1105042542440 is an abundant number, since it is smaller than the sum of its proper divisors (1385612321440).

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

1105042542440 is a wasteful number, since it uses less digits than its factorization.

1105042542440 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 47879381 (or 47879377 counting only the distinct ones).

The product of its (nonzero) digits is 25600, while the sum is 32.

Adding to 1105042542440 its reverse (442452405011), we get a palindrome (1547494947451).

The spelling of 1105042542440 in words is "one trillion, one hundred five billion, forty-two million, five hundred forty-two thousand, four hundred forty".