136233348163561 has 4 divisors (see below), whose sum is σ = 148618197996624. Its totient is φ = 123848498330500.

The previous prime is 136233348163513. The next prime is 136233348163567. The reversal of 136233348163561 is 165361843332631.

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 136233348163561 - 2²⁵ = 136233314609129 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (136233348163567) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6192424916515 + ... + 6192424916536.

It is an arithmetic number, because the mean of its divisors is an integer number (37154549499156).

Almost surely, 2^{136233348163561} is an apocalyptic number.

136233348163561 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

136233348163561 is a deficient number, since it is larger than the sum of its proper divisors (12384849833063).

136233348163561 is a wasteful number, since it uses less digits than its factorization.

136233348163561 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12384849833062.

The product of its digits is 16796160, while the sum is 55.

The spelling of 136233348163561 in words is "one hundred thirty-six trillion, two hundred thirty-three billion, three hundred forty-eight million, one hundred sixty-three thousand, five hundred sixty-one".