136401615835517 has 4 divisors (see below), whose sum is σ = 136407666588480. Its totient is φ = 136395565082556.

The previous prime is 136401615835481. The next prime is 136401615835531. The reversal of 136401615835517 is 715538516104631.

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 136401615835517 - 2³⁴ = 136384435966333 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 (136401615835717) 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, 3025342667 + ... + 3025387752.

It is an arithmetic number, because the mean of its divisors is an integer number (34101916647120).

Almost surely, 2^{136401615835517} is an apocalyptic number.

It is an amenable number.

136401615835517 is a deficient number, since it is larger than the sum of its proper divisors (6050752963).

136401615835517 is an equidigital number, since it uses as much as digits as its factorization.

136401615835517 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6050752962.

The product of its (nonzero) digits is 9072000, while the sum is 56.

The spelling of 136401615835517 in words is "one hundred thirty-six trillion, four hundred one billion, six hundred fifteen million, eight hundred thirty-five thousand, five hundred seventeen".