136293693988 has 12 divisors (see below), whose sum is σ = 238516550272. Its totient is φ = 68146108200.

The previous prime is 136293693973. The next prime is 136293694001. The reversal of 136293693988 is 889396392631.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 617881 + ... + 808927.

Almost surely, 2^136293693988 is an apocalyptic number.

It is an amenable number.

136293693988 is a deficient number, since it is larger than the sum of its proper divisors (102222856284).

136293693988 is a wasteful number, since it uses less digits than its factorization.

136293693988 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 369402 (or 369400 counting only the distinct ones).

The product of its digits is 90699264, while the sum is 67.

The spelling of 136293693988 in words is "one hundred thirty-six billion, two hundred ninety-three million, six hundred ninety-three thousand, nine hundred eighty-eight".