136021465114521 has 8 divisors (see below), whose sum is σ = 207270803984064. Its totient is φ = 77726551494000.

The previous prime is 136021465114463. The next prime is 136021465114523. The reversal of 136021465114521 is 125411564120631.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 136021465114521 - 2¹⁰ = 136021465113497 is a prime.

It is not an unprimeable number, because it can be changed into a prime (136021465114523) 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 7 ways as a sum of consecutive naturals, for example, 3238606312230 + ... + 3238606312271.

It is an arithmetic number, because the mean of its divisors is an integer number (25908850498008).

Almost surely, 2^{136021465114521} is an apocalyptic number.

It is an amenable number.

136021465114521 is a deficient number, since it is larger than the sum of its proper divisors (71249338869543).

136021465114521 is an equidigital number, since it uses as much as digits as its factorization.

136021465114521 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6477212624511.

The product of its (nonzero) digits is 172800, while the sum is 42.

The spelling of 136021465114521 in words is "one hundred thirty-six trillion, twenty-one billion, four hundred sixty-five million, one hundred fourteen thousand, five hundred twenty-one".