11537126432 has 96 divisors (see below), whose sum is σ = 26130816432. Its totient is φ = 4966907904.

The previous prime is 11537126413. The next prime is 11537126437. The reversal of 11537126432 is 23462173511.

It can be written as a sum of positive squares in 8 ways, for example, as 1845905296 + 9691221136 = 42964^2 + 98444^2 .

It is a junction number, because it is equal to n+sod(n) for n = 11537126392 and 11537126401.

It is not an unprimeable number, because it can be changed into a prime (11537126437) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 791918 + ... + 806354.

Almost surely, 2^11537126432 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 11537126432, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (13065408216).

11537126432 is an abundant number, since it is smaller than the sum of its proper divisors (14593690000).

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

11537126432 is a wasteful number, since it uses less digits than its factorization.

11537126432 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14590 (or 14582 counting only the distinct ones).

The product of its digits is 30240, while the sum is 35.

Adding to 11537126432 its reverse (23462173511), we get a palindrome (34999299943).

The spelling of 11537126432 in words is "eleven billion, five hundred thirty-seven million, one hundred twenty-six thousand, four hundred thirty-two".