1111451643060 has 192 divisors, whose sum is σ = 3521813299200. Its totient is φ = 259543065600.

The previous prime is 1111451643059. The next prime is 1111451643103. The reversal of 1111451643060 is 603461541111.

It is a Harshad number since it is a multiple of its sum of digits (33).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 1877781 + ... + 2397699.

It is an arithmetic number, because the mean of its divisors is an integer number (18342777600).

Almost surely, 2^{1111451643060} is an apocalyptic number.

1111451643060 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 1111451643060, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1760906649600).

1111451643060 is an abundant number, since it is smaller than the sum of its proper divisors (2410361656140).

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

1111451643060 is a wasteful number, since it uses less digits than its factorization.

1111451643060 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 520062 (or 520060 counting only the distinct ones).

The product of its (nonzero) digits is 8640, while the sum is 33.

The spelling of 1111451643060 in words is "one trillion, one hundred eleven billion, four hundred fifty-one million, six hundred forty-three thousand, sixty".