1111994956800 has 2640 divisors, whose sum is σ = 5201094108672. Its totient is φ = 228527308800.

The previous prime is 1111994956777. The next prime is 1111994956811. The reversal of 1111994956800 is 86594991111.

1111994956800 is a `hidden beast` number, since 1 + 1 + 1 + 1 + 99 + 495 + 68 + 0 + 0 = 666.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 239 ways as a sum of consecutive naturals, for example, 13397529559 + ... + 13397529641.

Almost surely, 2^{1111994956800} is an apocalyptic number.

1111994956800 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 1111994956800, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2600547054336).

1111994956800 is an abundant number, since it is smaller than the sum of its proper divisors (4089099151872).

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

1111994956800 is a wasteful number, since it uses less digits than its factorization.

1111994956800 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 216 (or 184 counting only the distinct ones).

The product of its (nonzero) digits is 699840, while the sum is 54.

The spelling of 1111994956800 in words is "one trillion, one hundred eleven billion, nine hundred ninety-four million, nine hundred fifty-six thousand, eight hundred".