19124635056129 has 6 divisors (see below), whose sum is σ = 27624472858866. Its totient is φ = 12749756704080.

The previous prime is 19124635056113. The next prime is 19124635056151. The reversal of 19124635056129 is 92165053642191.

It is a happy number.

19124635056129 is a `hidden beast` number, since 1 + 9 + 1 + 2 + 4 + 6 + 3 + 50 + 561 + 29 = 666.

It can be written as a sum of positive squares in only one way, i.e., 16496919489600 + 2627715566529 = 4061640^2 + 1621023^2 .

It is not a de Polignac number, because 19124635056129 - 2⁴ = 19124635056113 is a prime.

It is not an unprimeable number, because it can be changed into a prime (19124635056199) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1062479725332 + ... + 1062479725349.

It is an arithmetic number, because the mean of its divisors is an integer number (4604078809811).

Almost surely, 2^{19124635056129} is an apocalyptic number.

It is an amenable number.

19124635056129 is a deficient number, since it is larger than the sum of its proper divisors (8499837802737).

19124635056129 is a wasteful number, since it uses less digits than its factorization.

19124635056129 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2124959450687 (or 2124959450684 counting only the distinct ones).

The product of its (nonzero) digits is 3499200, while the sum is 54.

The spelling of 19124635056129 in words is "nineteen trillion, one hundred twenty-four billion, six hundred thirty-five million, fifty-six thousand, one hundred twenty-nine".