135620725354413 has 16 divisors (see below), whose sum is σ = 195200011082496. Its totient is φ = 83260668214080.

The previous prime is 135620725354363. The next prime is 135620725354447. The reversal of 135620725354413 is 314453527026531.

It is not a de Polignac number, because 135620725354413 - 2²⁰ = 135620724305837 is a prime.

It is a super-3 number, since 3×135620725354413³ (a number of 43 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (135620725354453) 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, 4129977045 + ... + 4130009882.

It is an arithmetic number, because the mean of its divisors is an integer number (12200000692656).

Almost surely, 2^{135620725354413} is an apocalyptic number.

135620725354413 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

It is an amenable number.

135620725354413 is a deficient number, since it is larger than the sum of its proper divisors (59579285728083).

135620725354413 is a wasteful number, since it uses less digits than its factorization.

135620725354413 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8259987364.

The product of its (nonzero) digits is 9072000, while the sum is 51.

The spelling of 135620725354413 in words is "one hundred thirty-five trillion, six hundred twenty billion, seven hundred twenty-five million, three hundred fifty-four thousand, four hundred thirteen".