135041415566 has 8 divisors (see below), whose sum is σ = 202766528064. Its totient is φ = 67452572880.

The previous prime is 135041415557. The next prime is 135041415617. The reversal of 135041415566 is 665514140531.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 34064975 + ... + 34068938.

It is an arithmetic number, because the mean of its divisors is an integer number (25345816008).

Almost surely, 2^135041415566 is an apocalyptic number.

135041415566 is a deficient number, since it is larger than the sum of its proper divisors (67725112498).

135041415566 is an equidigital number, since it uses as much as digits as its factorization.

135041415566 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 68134906.

The product of its (nonzero) digits is 216000, while the sum is 41.

The spelling of 135041415566 in words is "one hundred thirty-five billion, forty-one million, four hundred fifteen thousand, five hundred sixty-six".