11234401040 has 120 divisors (see below), whose sum is σ = 27884048640. Its totient is φ = 4208523264.

The previous prime is 11234401027. The next prime is 11234401081. The reversal of 11234401040 is 4010443211.

It is a Harshad number since it is a multiple of its sum of digits (20).

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, 5154671 + ... + 5156849.

It is an arithmetic number, because the mean of its divisors is an integer number (232367072).

Almost surely, 2^11234401040 is an apocalyptic number.

11234401040 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 11234401040, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (13942024320).

11234401040 is an abundant number, since it is smaller than the sum of its proper divisors (16649647600).

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

11234401040 is a wasteful number, since it uses less digits than its factorization.

11234401040 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2449 (or 2426 counting only the distinct ones).

The product of its (nonzero) digits is 384, while the sum is 20.

Adding to 11234401040 its reverse (4010443211), we get a palindrome (15244844251).

The spelling of 11234401040 in words is "eleven billion, two hundred thirty-four million, four hundred one thousand, forty".