1423381564800 has 1152 divisors, whose sum is σ = 5838515373600. Its totient is φ = 327263846400.

The previous prime is 1423381564799. The next prime is 1423381564861. The reversal of 1423381564800 is 84651833241.

1423381564800 is a `hidden beast` number, since 1 + 4 + 2 + 3 + 3 + 8 + 1 + 564 + 80 + 0 = 666.

It is a tau number, because it is divible by the number of its divisors (1152).

It is a super-3 number, since 3×1423381564800³ (a number of 37 digits) contains 333 as substring.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 143 ways as a sum of consecutive naturals, for example, 519291430 + ... + 519294170.

Almost surely, 2^{1423381564800} is an apocalyptic number.

1423381564800 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 1423381564800, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2919257686800).

1423381564800 is an abundant number, since it is smaller than the sum of its proper divisors (4415133808800).

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

1423381564800 is a wasteful number, since it uses less digits than its factorization.

1423381564800 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2876 (or 2856 counting only the distinct ones).

The product of its (nonzero) digits is 552960, while the sum is 45.

The spelling of 1423381564800 in words is "one trillion, four hundred twenty-three billion, three hundred eighty-one million, five hundred sixty-four thousand, eight hundred".