136642051089 has 16 divisors (see below), whose sum is σ = 211234089600. Its totient is φ = 87134061168.

The previous prime is 136642051067. The next prime is 136642051097. The reversal of 136642051089 is 980150246631.

136642051089 is a `hidden beast` number, since 1 + 36 + 6 + 4 + 20 + 510 + 89 = 666.

It is not a de Polignac number, because 136642051089 - 2¹³ = 136642042897 is a prime.

It is not an unprimeable number, because it can be changed into a prime (136642051009) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 110017134 + ... + 110018375.

It is an arithmetic number, because the mean of its divisors is an integer number (13202130600).

Almost surely, 2^136642051089 is an apocalyptic number.

It is an amenable number.

136642051089 is a deficient number, since it is larger than the sum of its proper divisors (74592038511).

136642051089 is a wasteful number, since it uses less digits than its factorization.

136642051089 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 220035541 (or 220035535 counting only the distinct ones).

The product of its (nonzero) digits is 311040, while the sum is 45.

The spelling of 136642051089 in words is "one hundred thirty-six billion, six hundred forty-two million, fifty-one thousand, eighty-nine".