14532135240 has 128 divisors (see below), whose sum is σ = 50100261120. Its totient is φ = 3303244800.

The previous prime is 14532135239. The next prime is 14532135257. The reversal of 14532135240 is 4253123541.

It is a super-2 number, since 2×14532135240² (a number of 21 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is a junction number, because it is equal to n+sod(n) for n = 14532135198 and 14532135207.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 104250 + ... + 199830.

It is an arithmetic number, because the mean of its divisors is an integer number (391408290).

Almost surely, 2^14532135240 is an apocalyptic number.

14532135240 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 14532135240, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (25050130560).

14532135240 is an abundant number, since it is smaller than the sum of its proper divisors (35568125880).

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

14532135240 is a wasteful number, since it uses less digits than its factorization.

14532135240 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 95783 (or 95779 counting only the distinct ones).

The product of its (nonzero) digits is 14400, while the sum is 30.

Adding to 14532135240 its reverse (4253123541), we get a palindrome (18785258781).

The spelling of 14532135240 in words is "fourteen billion, five hundred thirty-two million, one hundred thirty-five thousand, two hundred forty".