1101499124544 has 784 divisors, whose sum is σ = 4164063482880. Its totient is φ = 281100533760.

The previous prime is 1101499124503. The next prime is 1101499124563. The reversal of 1101499124544 is 4454219941011.

1101499124544 is a `hidden beast` number, since 1 + 1 + 0 + 1 + 4 + 99 + 12 + 4 + 544 = 666.

It is a self number, because there is not a number n which added to its sum of digits gives 1101499124544.

It is a congruent 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 111 ways as a sum of consecutive naturals, for example, 131612392 + ... + 131620760.

Almost surely, 2^{1101499124544} is an apocalyptic number.

1101499124544 is a gapful number since it is divisible by the number (14) 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 1101499124544, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2082031741440).

1101499124544 is an abundant number, since it is smaller than the sum of its proper divisors (3062564358336).

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

1101499124544 is an equidigital number, since it uses as much as digits as its factorization.

1101499124544 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8450 (or 8425 counting only the distinct ones).

The product of its (nonzero) digits is 207360, while the sum is 45.

The spelling of 1101499124544 in words is "one trillion, one hundred one billion, four hundred ninety-nine million, one hundred twenty-four thousand, five hundred forty-four".