135650563021 has 8 divisors (see below), whose sum is σ = 139400431200. Its totient is φ = 131905096848.

The previous prime is 135650563019. The next prime is 135650563031. The reversal of 135650563021 is 120365056531.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 135650563021 - 2¹ = 135650563019 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (37).

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (135650563001) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1037971 + ... + 1161328.

It is an arithmetic number, because the mean of its divisors is an integer number (17425053900).

Almost surely, 2^135650563021 is an apocalyptic number.

It is an amenable number.

135650563021 is a deficient number, since it is larger than the sum of its proper divisors (3749868179).

135650563021 is a wasteful number, since it uses less digits than its factorization.

135650563021 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2201003.

The product of its (nonzero) digits is 81000, while the sum is 37.

The spelling of 135650563021 in words is "one hundred thirty-five billion, six hundred fifty million, five hundred sixty-three thousand, twenty-one".