1463661101200 has 120 divisors (see below), whose sum is σ = 3711452729600. Its totient is φ = 553162452480.

The previous prime is 1463661101153. The next prime is 1463661101207. The reversal of 1463661101200 is 21011663641.

It is not an unprimeable number, because it can be changed into a prime (1463661101207) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 2576641 + ... + 3092959.

Almost surely, 2^{1463661101200} is an apocalyptic number.

1463661101200 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 1463661101200, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1855726364800).

1463661101200 is an abundant number, since it is smaller than the sum of its proper divisors (2247791628400).

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

1463661101200 is a wasteful number, since it uses less digits than its factorization.

1463661101200 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 516729 (or 516718 counting only the distinct ones).

The product of its (nonzero) digits is 5184, while the sum is 31.

Adding to 1463661101200 its reverse (21011663641), we get a palindrome (1484672764841).

The spelling of 1463661101200 in words is "one trillion, four hundred sixty-three billion, six hundred sixty-one million, one hundred one thousand, two hundred".