10687504025745 has 40 divisors (see below), whose sum is σ = 19159858655784. Its totient is φ = 5699550479616.

The previous prime is 10687504025533. The next prime is 10687504025837. The reversal of 10687504025745 is 54752040578601.

It is a happy number.

10687504025745 is a `hidden beast` number, since 1 + 0 + 6 + 87 + 504 + 0 + 2 + 57 + 4 + 5 = 666.

It can be written as a sum of positive squares in 4 ways, for example, as 1325611427904 + 9361892597841 = 1151352^2 + 3059721^2 .

It is not a de Polignac number, because 10687504025745 - 2²⁰ = 10687502977169 is a prime.

It is a super-2 number, since 2×10687504025745² (a number of 27 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 10687504025691 and 10687504025700.

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 in 39 ways as a sum of consecutive naturals, for example, 4103107 + ... + 6181463.

Almost surely, 2^{10687504025745} is an apocalyptic number.

10687504025745 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

10687504025745 is a deficient number, since it is larger than the sum of its proper divisors (8472354630039).

10687504025745 is a wasteful number, since it uses less digits than its factorization.

10687504025745 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2091071 (or 2091062 counting only the distinct ones).

The product of its (nonzero) digits is 9408000, while the sum is 54.

The spelling of 10687504025745 in words is "ten trillion, six hundred eighty-seven billion, five hundred four million, twenty-five thousand, seven hundred forty-five".