11451432023500 has 96 divisors (see below), whose sum is σ = 28586473598592. Its totient is φ = 3925697126400.

The previous prime is 11451432023461. The next prime is 11451432023501. The reversal of 11451432023500 is 532023415411.

It is a super-2 number, since 2×11451432023500² (a number of 27 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (11451432023501) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 27347712 + ... + 27763288.

It is an arithmetic number, because the mean of its divisors is an integer number (297775766652).

Almost surely, 2^{11451432023500} is an apocalyptic number.

11451432023500 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 11451432023500, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (14293236799296).

11451432023500 is an abundant number, since it is smaller than the sum of its proper divisors (17135041575092).

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

11451432023500 is a wasteful number, since it uses less digits than its factorization.

11451432023500 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 423476 (or 423464 counting only the distinct ones).

The product of its (nonzero) digits is 14400, while the sum is 31.

Adding to 11451432023500 its reverse (532023415411), we get a palindrome (11983455438911).

The spelling of 11451432023500 in words is "eleven trillion, four hundred fifty-one billion, four hundred thirty-two million, twenty-three thousand, five hundred".