134642144452 has 6 divisors (see below), whose sum is σ = 235623752798. Its totient is φ = 67321072224.

The previous prime is 134642144389. The next prime is 134642144471. The reversal of 134642144452 is 254441246431.

It can be written as a sum of positive squares in only one way, i.e., 121191711876 + 13450432576 = 348126^2 + 115976^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 16830268053 + ... + 16830268060.

Almost surely, 2^134642144452 is an apocalyptic number.

It is an amenable number.

134642144452 is a deficient number, since it is larger than the sum of its proper divisors (100981608346).

134642144452 is a wasteful number, since it uses less digits than its factorization.

134642144452 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 33660536117 (or 33660536115 counting only the distinct ones).

The product of its digits is 368640, while the sum is 40.

The spelling of 134642144452 in words is "one hundred thirty-four billion, six hundred forty-two million, one hundred forty-four thousand, four hundred fifty-two".