135540741400 has 24 divisors (see below), whose sum is σ = 315132224220. Its totient is φ = 54216296480.

The previous prime is 135540741383. The next prime is 135540741403. The reversal of 135540741400 is 4147045531.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (135540741403) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 338851654 + ... + 338852053.

Almost surely, 2^135540741400 is an apocalyptic number.

135540741400 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

135540741400 is an abundant number, since it is smaller than the sum of its proper divisors (179591482820).

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

135540741400 is a wasteful number, since it uses less digits than its factorization.

135540741400 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 677703723 (or 677703714 counting only the distinct ones).

The product of its (nonzero) digits is 33600, while the sum is 34.

Adding to 135540741400 its reverse (4147045531), we get a palindrome (139687786931).

The spelling of 135540741400 in words is "one hundred thirty-five billion, five hundred forty million, seven hundred forty-one thousand, four hundred".