136753221242 has 8 divisors (see below), whose sum is σ = 223777998432. Its totient is φ = 62160555100.

The previous prime is 136753221061. The next prime is 136753221247. The reversal of 136753221242 is 242122357631.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a junction number, because it is equal to n+sod(n) for n = 136753221196 and 136753221205.

It is not an unprimeable number, because it can be changed into a prime (136753221247) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3108027734 + ... + 3108027777.

It is an arithmetic number, because the mean of its divisors is an integer number (27972249804).

Almost surely, 2^136753221242 is an apocalyptic number.

136753221242 is a deficient number, since it is larger than the sum of its proper divisors (87024777190).

136753221242 is a wasteful number, since it uses less digits than its factorization.

136753221242 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6216055524.

The product of its digits is 120960, while the sum is 38.

Adding to 136753221242 its reverse (242122357631), we get a palindrome (378875578873).

The spelling of 136753221242 in words is "one hundred thirty-six billion, seven hundred fifty-three million, two hundred twenty-one thousand, two hundred forty-two".