136812055366646 has 24 divisors (see below), whose sum is σ = 225961226241240. Its totient is φ = 62079520884480.

The previous prime is 136812055366589. The next prime is 136812055366663. The reversal of 136812055366646 is 646663550218631.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 489755576 + ... + 490034843.

It is an arithmetic number, because the mean of its divisors is an integer number (9415051093385).

Almost surely, 2^{136812055366646} is an apocalyptic number.

136812055366646 is a deficient number, since it is larger than the sum of its proper divisors (89149170874594).

136812055366646 is a wasteful number, since it uses less digits than its factorization.

136812055366646 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 979791020 (or 979791009 counting only the distinct ones).

The product of its (nonzero) digits is 111974400, while the sum is 62.

The spelling of 136812055366646 in words is "one hundred thirty-six trillion, eight hundred twelve billion, fifty-five million, three hundred sixty-six thousand, six hundred forty-six".