135301532566 has 4 divisors (see below), whose sum is σ = 202952298852. Its totient is φ = 67650766282.

The previous prime is 135301532551. The next prime is 135301532633. The reversal of 135301532566 is 665235103531.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 33825383140 + ... + 33825383143.

It is an arithmetic number, because the mean of its divisors is an integer number (50738074713).

Almost surely, 2^135301532566 is an apocalyptic number.

135301532566 is a deficient number, since it is larger than the sum of its proper divisors (67650766286).

135301532566 is an equidigital number, since it uses as much as digits as its factorization.

135301532566 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 67650766285.

The product of its (nonzero) digits is 243000, while the sum is 40.

The spelling of 135301532566 in words is "one hundred thirty-five billion, three hundred one million, five hundred thirty-two thousand, five hundred sixty-six".