136007817587487 has 48 divisors (see below), whose sum is σ = 206817617942208. Its totient is φ = 85959530173440.

The previous prime is 136007817587443. The next prime is 136007817587539. The reversal of 136007817587487 is 784785718700631.

136007817587487 is a `hidden beast` number, since 1 + 3 + 6 + 0 + 0 + 78 + 1 + 75 + 8 + 7 + 487 = 666.

It is not a de Polignac number, because 136007817587487 - 2¹⁴ = 136007817571103 is a prime.

It is a super-2 number, since 2×136007817587487² (a number of 29 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (136007817582487) 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 47 ways as a sum of consecutive naturals, for example, 1053957333 + ... + 1054086369.

It is an arithmetic number, because the mean of its divisors is an integer number (4308700373796).

Almost surely, 2^{136007817587487} is an apocalyptic number.

136007817587487 is a deficient number, since it is larger than the sum of its proper divisors (70809800354721).

136007817587487 is a wasteful number, since it uses less digits than its factorization.

136007817587487 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 174240 (or 174237 counting only the distinct ones).

The product of its (nonzero) digits is 442552320, while the sum is 72.

The spelling of 136007817587487 in words is "one hundred thirty-six trillion, seven billion, eight hundred seventeen million, five hundred eighty-seven thousand, four hundred eighty-seven".