11454310040 has 96 divisors (see below), whose sum is σ = 27019137600. Its totient is φ = 4369896960.

The previous prime is 11454310019. The next prime is 11454310079. The reversal of 11454310040 is 4001345411.

It is a Harshad number since it is a multiple of its sum of digits (23).

It is a junction number, because it is equal to n+sod(n) for n = 11454309988 and 11454310015.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 11023841 + ... + 11024879.

It is an arithmetic number, because the mean of its divisors is an integer number (281449350).

Almost surely, 2^11454310040 is an apocalyptic number.

11454310040 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 11454310040, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (13509568800).

11454310040 is an abundant number, since it is smaller than the sum of its proper divisors (15564827560).

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

11454310040 is a wasteful number, since it uses less digits than its factorization.

11454310040 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1617 (or 1590 counting only the distinct ones).

The product of its (nonzero) digits is 960, while the sum is 23.

Adding to 11454310040 its reverse (4001345411), we get a palindrome (15455655451).

The spelling of 11454310040 in words is "eleven billion, four hundred fifty-four million, three hundred ten thousand, forty".