135250203055643 has 32 divisors (see below), whose sum is σ = 154747595620800. Its totient is φ = 117324970560000.

The previous prime is 135250203055631. The next prime is 135250203055661. The reversal of 135250203055643 is 346550302052531.

It is a happy number.

It is not a de Polignac number, because 135250203055643 - 2¹² = 135250203051547 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 135250203055594 and 135250203055603.

It is not an unprimeable number, because it can be changed into a prime (135250203055243) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 27855308 + ... + 32348393.

It is an arithmetic number, because the mean of its divisors is an integer number (4835862363150).

Almost surely, 2^{135250203055643} is an apocalyptic number.

135250203055643 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

135250203055643 is a deficient number, since it is larger than the sum of its proper divisors (19497392565157).

135250203055643 is a wasteful number, since it uses less digits than its factorization.

135250203055643 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 60203903.

The product of its (nonzero) digits is 1620000, while the sum is 44.

The spelling of 135250203055643 in words is "one hundred thirty-five trillion, two hundred fifty billion, two hundred three million, fifty-five thousand, six hundred forty-three".