1399242211200 has 576 divisors, whose sum is σ = 5195181810000. Its totient is φ = 371874447360.

The previous prime is 1399242211193. The next prime is 1399242211207. The reversal of 1399242211200 is 21122429931.

1399242211200 is a `hidden beast` number, since 1 + 39 + 92 + 422 + 112 + 0 + 0 = 666.

It is an interprime number because it is at equal distance from previous prime (1399242211193) and next prime (1399242211207).

It is a tau number, because it is divible by the number of its divisors (576).

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1399242211207) by changing a digit.

It is a polite number, since it can be written in 71 ways as a sum of consecutive naturals, for example, 243385926 + ... + 243391674.

Almost surely, 2^{1399242211200} is an apocalyptic number.

1399242211200 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 1399242211200, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2597590905000).

1399242211200 is an abundant number, since it is smaller than the sum of its proper divisors (3795939598800).

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

1399242211200 is an equidigital number, since it uses as much as digits as its factorization.

1399242211200 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6101 (or 6072 counting only the distinct ones).

The product of its (nonzero) digits is 15552, while the sum is 36.

The spelling of 1399242211200 in words is "one trillion, three hundred ninety-nine billion, two hundred forty-two million, two hundred eleven thousand, two hundred".