135562660663 has 8 divisors (see below), whose sum is σ = 145733656320. Its totient is φ = 125695276920.

The previous prime is 135562660657. The next prime is 135562660693. The reversal of 135562660663 is 366066265531.

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 135562660663 - 2¹⁷ = 135562529591 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (135562660603) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 75902053 + ... + 75903838.

It is an arithmetic number, because the mean of its divisors is an integer number (18216707040).

Almost surely, 2^135562660663 is an apocalyptic number.

135562660663 is a deficient number, since it is larger than the sum of its proper divisors (10170995657).

135562660663 is a wasteful number, since it uses less digits than its factorization.

135562660663 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 151805957.

The product of its (nonzero) digits is 3499200, while the sum is 49.

The spelling of 135562660663 in words is "one hundred thirty-five billion, five hundred sixty-two million, six hundred sixty thousand, six hundred sixty-three".