11438410752 has 132 divisors (see below), whose sum is σ = 34094438976. Its totient is φ = 3689717760.

The previous prime is 11438410751. The next prime is 11438410757. The reversal of 11438410752 is 25701483411.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is not an unprimeable number, because it can be changed into a prime (11438410751) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 265678 + ... + 305714.

Almost surely, 2^11438410752 is an apocalyptic number.

11438410752 is a gapful number since it is divisible by the number (12) 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 11438410752, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (17047219488).

11438410752 is an abundant number, since it is smaller than the sum of its proper divisors (22656028224).

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

11438410752 is a wasteful number, since it uses less digits than its factorization.

11438410752 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 40094 (or 40073 counting only the distinct ones).

The product of its (nonzero) digits is 26880, while the sum is 36.

The spelling of 11438410752 in words is "eleven billion, four hundred thirty-eight million, four hundred ten thousand, seven hundred fifty-two".