134587686161566 has 16 divisors (see below), whose sum is σ = 220241076363648. Its totient is φ = 61174365197400.

The previous prime is 134587686161531. The next prime is 134587686161569. The reversal of 134587686161566 is 665161686785431.

It is a super-2 number, since 2×134587686161566² (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 (134587686161569) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 92047410 + ... + 93498133.

It is an arithmetic number, because the mean of its divisors is an integer number (13765067272728).

Almost surely, 2^{134587686161566} is an apocalyptic number.

134587686161566 is a deficient number, since it is larger than the sum of its proper divisors (85653390202082).

134587686161566 is a wasteful number, since it uses less digits than its factorization.

134587686161566 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 185578527.

The product of its digits is 1045094400, while the sum is 73.

The spelling of 134587686161566 in words is "one hundred thirty-four trillion, five hundred eighty-seven billion, six hundred eighty-six million, one hundred sixty-one thousand, five hundred sixty-six".