1300063564800 has 2112 divisors, whose sum is σ = 6413522841600. Its totient is φ = 249230131200.

The previous prime is 1300063564781. The next prime is 1300063564847. The reversal of 1300063564800 is 84653600031.

1300063564800 is a `hidden beast` number, since 1 + 3 + 0 + 0 + 0 + 6 + 3 + 5 + 648 + 0 + 0 = 666.

It is a tau number, because it is divible by the number of its divisors (2112).

It is a super-4 number, since 4×1300063564800⁴ (a number of 50 digits) contains 4444 as substring.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 191 ways as a sum of consecutive naturals, for example, 691890261 + ... + 691892139.

Almost surely, 2^{1300063564800} is an apocalyptic number.

1300063564800 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 1300063564800, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3206761420800).

1300063564800 is an abundant number, since it is smaller than the sum of its proper divisors (5113459276800).

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

1300063564800 is a wasteful number, since it uses less digits than its factorization.

1300063564800 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1949 (or 1920 counting only the distinct ones).

The product of its (nonzero) digits is 51840, while the sum is 36.

The spelling of 1300063564800 in words is "one trillion, three hundred billion, sixty-three million, five hundred sixty-four thousand, eight hundred".