136851471828101 has 4 divisors (see below), whose sum is σ = 136869750381312. Its totient is φ = 136833193274892.

The previous prime is 136851471828089. The next prime is 136851471828157. The reversal of 136851471828101 is 101828174158631.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 136851471828101 - 2⁴² = 132453425316997 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (136851471828301) 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, 9139265375 + ... + 9139280348.

It is an arithmetic number, because the mean of its divisors is an integer number (34217437595328).

Almost surely, 2^{136851471828101} is an apocalyptic number.

It is an amenable number.

136851471828101 is a deficient number, since it is larger than the sum of its proper divisors (18278553211).

136851471828101 is an equidigital number, since it uses as much as digits as its factorization.

136851471828101 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18278553210.

The product of its (nonzero) digits is 2580480, while the sum is 56.

The spelling of 136851471828101 in words is "one hundred thirty-six trillion, eight hundred fifty-one billion, four hundred seventy-one million, eight hundred twenty-eight thousand, one hundred one".