13452005453140 has 48 divisors (see below), whose sum is σ = 29911483444752. Its totient is φ = 5064190662656.

The previous prime is 13452005453137. The next prime is 13452005453141. The reversal of 13452005453140 is 4135450025431.

It can be written as a sum of positive squares in 8 ways, for example, as 723336642064 + 12728668811076 = 850492^2 + 3567726^2 .

It is a super-2 number, since 2×13452005453140² (a number of 27 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 13452005453140.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13452005453141) 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, 19632402 + ... + 20306038.

It is an arithmetic number, because the mean of its divisors is an integer number (623155905099).

Almost surely, 2^{13452005453140} is an apocalyptic number.

13452005453140 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

13452005453140 is an abundant number, since it is smaller than the sum of its proper divisors (16459477991612).

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

13452005453140 is a wasteful number, since it uses less digits than its factorization.

13452005453140 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 732396 (or 732394 counting only the distinct ones).

The product of its (nonzero) digits is 144000, while the sum is 37.

Adding to 13452005453140 its reverse (4135450025431), we get a palindrome (17587455478571).

The spelling of 13452005453140 in words is "thirteen trillion, four hundred fifty-two billion, five million, four hundred fifty-three thousand, one hundred forty".