135452500013240 has 64 divisors (see below), whose sum is σ = 307568114409600. Its totient is φ = 53683236891648.

The previous prime is 135452500013213. The next prime is 135452500013309. The reversal of 135452500013240 is 42310005254531.

It is a self number, because there is not a number n which added to its sum of digits gives 135452500013240.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 461869532 + ... + 462162708.

It is an arithmetic number, because the mean of its divisors is an integer number (4805751787650).

Almost surely, 2^{135452500013240} is an apocalyptic number.

135452500013240 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

135452500013240 is an abundant number, since it is smaller than the sum of its proper divisors (172115614396360).

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

135452500013240 is a wasteful number, since it uses less digits than its factorization.

135452500013240 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 399264 (or 399260 counting only the distinct ones).

The product of its (nonzero) digits is 72000, while the sum is 35.

Adding to 135452500013240 its reverse (42310005254531), we get a palindrome (177762505267771).

The spelling of 135452500013240 in words is "one hundred thirty-five trillion, four hundred fifty-two billion, five hundred million, thirteen thousand, two hundred forty".