136642051088 has 10 divisors (see below), whose sum is σ = 264743974014. Its totient is φ = 68321025536.

The previous prime is 136642051067. The next prime is 136642051097. The reversal of 136642051088 is 880150246631.

It can be written as a sum of positive squares in only one way, i.e., 133874028544 + 2768022544 = 365888^2 + 52612^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4270064081 + ... + 4270064112.

Almost surely, 2^136642051088 is an apocalyptic number.

It is an amenable number.

136642051088 is a deficient number, since it is larger than the sum of its proper divisors (128101922926).

136642051088 is an equidigital number, since it uses as much as digits as its factorization.

136642051088 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8540128201 (or 8540128195 counting only the distinct ones).

The product of its (nonzero) digits is 276480, while the sum is 44.

The spelling of 136642051088 in words is "one hundred thirty-six billion, six hundred forty-two million, fifty-one thousand, eighty-eight".