11454043540044 has 192 divisors, whose sum is σ = 31455417491456. Its totient is φ = 3176466264576.

The previous prime is 11454043540019. The next prime is 11454043540087. The reversal of 11454043540044 is 44004534045411.

It is a super-2 number, since 2×11454043540044² (a number of 27 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 11454043539984 and 11454043540011.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 436714059 + ... + 436740285.

Almost surely, 2^{11454043540044} is an apocalyptic number.

11454043540044 is a gapful number since it is divisible by the number (14) 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 11454043540044, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (15727708745728).

11454043540044 is an abundant number, since it is smaller than the sum of its proper divisors (20001373951412).

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

11454043540044 is a wasteful number, since it uses less digits than its factorization.

11454043540044 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27444 (or 27442 counting only the distinct ones).

The product of its (nonzero) digits is 307200, while the sum is 39.

Adding to 11454043540044 its reverse (44004534045411), we get a palindrome (55458577585455).

The spelling of 11454043540044 in words is "eleven trillion, four hundred fifty-four billion, forty-three million, five hundred forty thousand, forty-four".