135701544561 has 16 divisors (see below), whose sum is σ = 200729560320. Its totient is φ = 80849403920.

The previous prime is 135701544527. The next prime is 135701544599. The reversal of 135701544561 is 165445107531.

It is not a de Polignac number, because 135701544561 - 2⁶ = 135701544497 is a prime.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (135701544061) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 34846935 + ... + 34850828.

It is an arithmetic number, because the mean of its divisors is an integer number (12545597520).

Almost surely, 2^135701544561 is an apocalyptic number.

135701544561 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

135701544561 is a deficient number, since it is larger than the sum of its proper divisors (65028015759).

135701544561 is a wasteful number, since it uses less digits than its factorization.

135701544561 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 69697836.

The product of its (nonzero) digits is 252000, while the sum is 42.

The spelling of 135701544561 in words is "one hundred thirty-five billion, seven hundred one million, five hundred forty-four thousand, five hundred sixty-one".