134073773634529 has 27 divisors (see below), whose sum is σ = 142801561782201. Its totient is φ = 125853790469760.

The previous prime is 134073773634503. The next prime is 134073773634551. The reversal of 134073773634529 is 925436377370431.

It is a happy number.

The square root of 134073773634529 is 11579023.

It is a perfect power (a square), and thus also a powerful number.

It can be written as a sum of positive squares in 4 ways, for example, as 4882089107025 + 129191684527504 = 2209545^2 + 11366252^2 .

It is not a de Polignac number, because 134073773634529 - 2¹¹ = 134073773632481 is a prime.

It is a super-2 number, since 2×134073773634529² (a number of 29 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (134073773634329) by changing a digit.

It is a polite number, since it can be written in 26 ways as a sum of consecutive naturals, for example, 106492273902 + ... + 106492275160.

Almost surely, 2^{134073773634529} is an apocalyptic number.

134073773634529 is the 11579023-rd square number.

134073773634529 is the 5789512-nd centered octagonal number.

It is an amenable number.

134073773634529 is a deficient number, since it is larger than the sum of its proper divisors (8727788147672).

134073773634529 is an frugal number, since it uses more digits than its factorization.

134073773634529 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3634 (or 1817 counting only the distinct ones).

The product of its (nonzero) digits is 240045120, while the sum is 64.

The spelling of 134073773634529 in words is "one hundred thirty-four trillion, seventy-three billion, seven hundred seventy-three million, six hundred thirty-four thousand, five hundred twenty-nine".