11540425400 has 96 divisors (see below), whose sum is σ = 30688035840. Its totient is φ = 3953688960.

The previous prime is 11540425373. The next prime is 11540425423. The reversal of 11540425400 is 452404511.

It is a self number, because there is not a number n which added to its sum of digits gives 11540425400.

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, 2583569 + ... + 2588031.

It is an arithmetic number, because the mean of its divisors is an integer number (319667040).

Almost surely, 2^11540425400 is an apocalyptic number.

11540425400 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 11540425400, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (15344017920).

11540425400 is an abundant number, since it is smaller than the sum of its proper divisors (19147610440).

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

11540425400 is a wasteful number, since it uses less digits than its factorization.

11540425400 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6333 (or 6324 counting only the distinct ones).

The product of its (nonzero) digits is 3200, while the sum is 26.

Adding to 11540425400 its reverse (452404511), we get a palindrome (11992829911).

The spelling of 11540425400 in words is "eleven billion, five hundred forty million, four hundred twenty-five thousand, four hundred".