134605660156634 has 4 divisors (see below), whose sum is σ = 201908490234954. Its totient is φ = 67302830078316.

The previous prime is 134605660156631. The next prime is 134605660156651. The reversal of 134605660156634 is 436651066506431.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 108095467228609 + 26510192928025 = 10396897^2 + 5148805^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 134605660156634.

It is not an unprimeable number, because it can be changed into a prime (134605660156631) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 33651415039157 + ... + 33651415039160.

Almost surely, 2^{134605660156634} is an apocalyptic number.

134605660156634 is a deficient number, since it is larger than the sum of its proper divisors (67302830078320).

134605660156634 is an equidigital number, since it uses as much as digits as its factorization.

134605660156634 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 67302830078319.

The product of its (nonzero) digits is 27993600, while the sum is 56.

The spelling of 134605660156634 in words is "one hundred thirty-four trillion, six hundred five billion, six hundred sixty million, one hundred fifty-six thousand, six hundred thirty-four".