136632121133201 has 16 divisors (see below), whose sum is σ = 142142757316560. Its totient is φ = 131174951362560.

The previous prime is 136632121133177. The next prime is 136632121133213. The reversal of 136632121133201 is 102331121236631.

It can be written as a sum of positive squares in 8 ways, for example, as 2022584574976 + 134609536558225 = 1422176^2 + 11602135^2 .

It is a cyclic number.

It is not a de Polignac number, because 136632121133201 - 2⁴⁶ = 66263376955537 is a prime.

It is a super-2 number, since 2×136632121133201² (a number of 29 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (136632121133231) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 39235361 + ... + 42575553.

It is an arithmetic number, because the mean of its divisors is an integer number (8883922332285).

Almost surely, 2^{136632121133201} is an apocalyptic number.

It is an amenable number.

136632121133201 is a deficient number, since it is larger than the sum of its proper divisors (5510636183359).

136632121133201 is a wasteful number, since it uses less digits than its factorization.

136632121133201 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3348196.

The product of its (nonzero) digits is 23328, while the sum is 35.

Adding to 136632121133201 its reverse (102331121236631), we get a palindrome (238963242369832).

The spelling of 136632121133201 in words is "one hundred thirty-six trillion, six hundred thirty-two billion, one hundred twenty-one million, one hundred thirty-three thousand, two hundred one".