134576560881 has 24 divisors (see below), whose sum is σ = 225923530560. Its totient is φ = 75597484896.

The previous prime is 134576560871. The next prime is 134576560919. The reversal of 134576560881 is 188065675431.

It is a happy number.

134576560881 is a `hidden beast` number, since 1 + 3 + 4 + 5 + 76 + 560 + 8 + 8 + 1 = 666.

It is not a de Polignac number, because 134576560881 - 2⁶ = 134576560817 is a prime.

It is a super-2 number, since 2×134576560881² (a number of 23 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (134576560871) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 18099130 + ... + 18106563.

It is an arithmetic number, because the mean of its divisors is an integer number (9413480440).

Almost surely, 2^134576560881 is an apocalyptic number.

It is an amenable number.

134576560881 is a deficient number, since it is larger than the sum of its proper divisors (91346969679).

134576560881 is a wasteful number, since it uses less digits than its factorization.

134576560881 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 36205765 (or 36205762 counting only the distinct ones).

The product of its (nonzero) digits is 4838400, while the sum is 54.

The spelling of 134576560881 in words is "one hundred thirty-four billion, five hundred seventy-six million, five hundred sixty thousand, eight hundred eighty-one".