11401251344320 has 56 divisors (see below), whose sum is σ = 28085410123200. Its totient is φ = 4403241894912.

The previous prime is 11401251344309. The next prime is 11401251344333. The reversal of 11401251344320 is 2344315210411.

It is a happy number.

11401251344320 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 614282280 + ... + 614300839.

Almost surely, 2^{11401251344320} is an apocalyptic number.

11401251344320 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

11401251344320 is an abundant number, since it is smaller than the sum of its proper divisors (16684158778880).

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

11401251344320 is a wasteful number, since it uses less digits than its factorization.

11401251344320 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1228583165 (or 1228583155 counting only the distinct ones).

The product of its (nonzero) digits is 11520, while the sum is 31.

Adding to 11401251344320 its reverse (2344315210411), we get a palindrome (13745566554731).

The spelling of 11401251344320 in words is "eleven trillion, four hundred one billion, two hundred fifty-one million, three hundred forty-four thousand, three hundred twenty".