135368401047 has 16 divisors (see below), whose sum is σ = 197919706368. Its totient is φ = 81616366080.

The previous prime is 135368401039. The next prime is 135368401067. The reversal of 135368401047 is 740104863531.

It is a happy number.

It is not a de Polignac number, because 135368401047 - 2³ = 135368401039 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (135368401067) 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 in 15 ways as a sum of consecutive naturals, for example, 10620763 + ... + 10633500.

It is an arithmetic number, because the mean of its divisors is an integer number (12369981648).

Almost surely, 2^135368401047 is an apocalyptic number.

135368401047 is a deficient number, since it is larger than the sum of its proper divisors (62551305321).

135368401047 is a wasteful number, since it uses less digits than its factorization.

135368401047 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21254470.

The product of its (nonzero) digits is 241920, while the sum is 42.

The spelling of 135368401047 in words is "one hundred thirty-five billion, three hundred sixty-eight million, four hundred one thousand, forty-seven".