135740129597588 has 6 divisors (see below), whose sum is σ = 237545226795786. Its totient is φ = 67870064798792.

The previous prime is 135740129597551. The next prime is 135740129597609. The reversal of 135740129597588 is 885795921047531.

It can be written as a sum of positive squares in only one way, i.e., 85103982933124 + 50636146664464 = 9225182^2 + 7115908^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 16967516199695 + ... + 16967516199702.

It is an arithmetic number, because the mean of its divisors is an integer number (39590871132631).

Almost surely, 2^{135740129597588} is an apocalyptic number.

It is an amenable number.

135740129597588 is a deficient number, since it is larger than the sum of its proper divisors (101805097198198).

135740129597588 is a wasteful number, since it uses less digits than its factorization.

135740129597588 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 33935032399401 (or 33935032399399 counting only the distinct ones).

The product of its (nonzero) digits is 762048000, while the sum is 74.

The spelling of 135740129597588 in words is "one hundred thirty-five trillion, seven hundred forty billion, one hundred twenty-nine million, five hundred ninety-seven thousand, five hundred eighty-eight".