135491595400 has 144 divisors (see below), whose sum is σ = 385736806800. Its totient is φ = 44009239680.

The previous prime is 135491595377. The next prime is 135491595409. The reversal of 135491595400 is 4595194531.

It is a happy number.

135491595400 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is not an unprimeable number, because it can be changed into a prime (135491595409) by changing a digit.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 177634 + ... + 550033.

It is an arithmetic number, because the mean of its divisors is an integer number (2678727825).

Almost surely, 2^135491595400 is an apocalyptic number.

135491595400 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

135491595400 is an abundant number, since it is smaller than the sum of its proper divisors (250245211400).

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

135491595400 is a wasteful number, since it uses less digits than its factorization.

135491595400 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 727716 (or 727700 counting only the distinct ones).

The product of its (nonzero) digits is 486000, while the sum is 46.

The spelling of 135491595400 in words is "one hundred thirty-five billion, four hundred ninety-one million, five hundred ninety-five thousand, four hundred".