135446502166 has 4 divisors (see below), whose sum is σ = 203169753252. Its totient is φ = 67723251082.

The previous prime is 135446502053. The next prime is 135446502167. The reversal of 135446502166 is 661205644531.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (135446502167) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 33861625540 + ... + 33861625543.

It is an arithmetic number, because the mean of its divisors is an integer number (50792438313).

Almost surely, 2^135446502166 is an apocalyptic number.

135446502166 is a deficient number, since it is larger than the sum of its proper divisors (67723251086).

135446502166 is an equidigital number, since it uses as much as digits as its factorization.

135446502166 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 67723251085.

The product of its (nonzero) digits is 518400, while the sum is 43.

The spelling of 135446502166 in words is "one hundred thirty-five billion, four hundred forty-six million, five hundred two thousand, one hundred sixty-six".