136075571722 has 4 divisors (see below), whose sum is σ = 204113357586. Its totient is φ = 68037785860.

The previous prime is 136075571609. The next prime is 136075571741. The reversal of 136075571722 is 227175570631.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 82576344321 + 53499227401 = 287361^2 + 231299^2 .

It is a super-2 number, since 2×136075571722² (a number of 23 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 34018892929 + ... + 34018892932.

Almost surely, 2^136075571722 is an apocalyptic number.

136075571722 is a deficient number, since it is larger than the sum of its proper divisors (68037785864).

136075571722 is an equidigital number, since it uses as much as digits as its factorization.

136075571722 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 68037785863.

The product of its (nonzero) digits is 617400, while the sum is 46.

The spelling of 136075571722 in words is "one hundred thirty-six billion, seventy-five million, five hundred seventy-one thousand, seven hundred twenty-two".