1115440450560 has 308 divisors, whose sum is σ = 4011803091648. Its totient is φ = 297449791488.

The previous prime is 1115440450507. The next prime is 1115440450583. The reversal of 1115440450560 is 650540445111.

1115440450560 is a `hidden beast` number, since 1 + 1 + 1 + 5 + 4 + 40 + 4 + 50 + 560 = 666.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is an unprimeable number.

It is a polite number, since it can be written in 27 ways as a sum of consecutive naturals, for example, 3583057 + ... + 3881903.

Almost surely, 2^{1115440450560} is an apocalyptic number.

1115440450560 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 1115440450560, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2005901545824).

1115440450560 is an abundant number, since it is smaller than the sum of its proper divisors (2896362641088).

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

1115440450560 is an frugal number, since it uses more digits than its factorization.

1115440450560 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 298890 (or 298857 counting only the distinct ones).

The product of its (nonzero) digits is 48000, while the sum is 36.

Adding to 1115440450560 its reverse (650540445111), we get a palindrome (1765980895671).

The spelling of 1115440450560 in words is "one trillion, one hundred fifteen billion, four hundred forty million, four hundred fifty thousand, five hundred sixty".