11404143321400 has 96 divisors (see below), whose sum is σ = 26551760221440. Its totient is φ = 4555274088960.

The previous prime is 11404143321323. The next prime is 11404143321407. The reversal of 11404143321400 is 412334140411.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11404143321407) 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, 498486762 + ... + 498509638.

It is an arithmetic number, because the mean of its divisors is an integer number (276580835640).

Almost surely, 2^{11404143321400} is an apocalyptic number.

11404143321400 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

11404143321400 is an abundant number, since it is smaller than the sum of its proper divisors (15147616900040).

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

11404143321400 is a wasteful number, since it uses less digits than its factorization.

11404143321400 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26273 (or 26264 counting only the distinct ones).

The product of its (nonzero) digits is 4608, while the sum is 28.

Adding to 11404143321400 its reverse (412334140411), we get a palindrome (11816477461811).

The spelling of 11404143321400 in words is "eleven trillion, four hundred four billion, one hundred forty-three million, three hundred twenty-one thousand, four hundred".