136146572851 has 4 divisors (see below), whose sum is σ = 136741099600. Its totient is φ = 135552046104.

The previous prime is 136146572789. The next prime is 136146572911. The reversal of 136146572851 is 158275641631.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 158275641631 = 16843 ⋅9397117.

It is a cyclic number.

It is not a de Polignac number, because 136146572851 - 2¹⁷ = 136146441779 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 136146572795 and 136146572804.

It is not an unprimeable number, because it can be changed into a prime (136146572951) 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, 297263031 + ... + 297263488.

It is an arithmetic number, because the mean of its divisors is an integer number (34185274900).

Almost surely, 2^136146572851 is an apocalyptic number.

136146572851 is a deficient number, since it is larger than the sum of its proper divisors (594526749).

136146572851 is an equidigital number, since it uses as much as digits as its factorization.

136146572851 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 594526748.

The product of its digits is 1209600, while the sum is 49.

The spelling of 136146572851 in words is "one hundred thirty-six billion, one hundred forty-six million, five hundred seventy-two thousand, eight hundred fifty-one".