10545232240 has 80 divisors (see below), whose sum is σ = 24893692416. Its totient is φ = 4153856000.

The previous prime is 10545232231. The next prime is 10545232241. The reversal of 10545232240 is 4223254501.

10545232240 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a tau number, because it is divible by the number of its divisors (80).

It is a super-2 number, since 2×10545232240² (a number of 21 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 10545232199 and 10545232208.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10545232241) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1539864 + ... + 1546696.

Almost surely, 2^10545232240 is an apocalyptic number.

10545232240 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 10545232240, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (12446846208).

10545232240 is an abundant number, since it is smaller than the sum of its proper divisors (14348460176).

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

10545232240 is a wasteful number, since it uses less digits than its factorization.

10545232240 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7138 (or 7132 counting only the distinct ones).

The product of its (nonzero) digits is 9600, while the sum is 28.

Adding to 10545232240 its reverse (4223254501), we get a palindrome (14768486741).

The spelling of 10545232240 in words is "ten billion, five hundred forty-five million, two hundred thirty-two thousand, two hundred forty".