135397540844 has 6 divisors (see below), whose sum is σ = 236945696484. Its totient is φ = 67698770420.

The previous prime is 135397540841. The next prime is 135397540847. The reversal of 135397540844 is 448045793531.

135397540844 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (135397540841) and next prime (135397540847).

It is not an unprimeable number, because it can be changed into a prime (135397540841) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 16924692602 + ... + 16924692609.

It is an arithmetic number, because the mean of its divisors is an integer number (39490949414).

Almost surely, 2^135397540844 is an apocalyptic number.

It is an amenable number.

135397540844 is a deficient number, since it is larger than the sum of its proper divisors (101548155640).

135397540844 is a wasteful number, since it uses less digits than its factorization.

135397540844 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 33849385215 (or 33849385213 counting only the distinct ones).

The product of its (nonzero) digits is 7257600, while the sum is 53.

The spelling of 135397540844 in words is "one hundred thirty-five billion, three hundred ninety-seven million, five hundred forty thousand, eight hundred forty-four".