134660647742 has 16 divisors (see below), whose sum is σ = 208433387472. Its totient is φ = 65200101120.

The previous prime is 134660647729. The next prime is 134660647817. The reversal of 134660647742 is 247746066431.

It is a congruent number.

It is an unprimeable number.

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, 4296563 + ... + 4327790.

It is an arithmetic number, because the mean of its divisors is an integer number (13027086717).

Almost surely, 2^134660647742 is an apocalyptic number.

134660647742 is a deficient number, since it is larger than the sum of its proper divisors (73772739730).

134660647742 is a wasteful number, since it uses less digits than its factorization.

134660647742 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8624603.

The product of its (nonzero) digits is 4064256, while the sum is 50.

The spelling of 134660647742 in words is "one hundred thirty-four billion, six hundred sixty million, six hundred forty-seven thousand, seven hundred forty-two".