10554504611665 has 128 divisors (see below), whose sum is σ = 15918181171200. Its totient is φ = 6559054064640.

The previous prime is 10554504611591. The next prime is 10554504611683. The reversal of 10554504611665 is 56611640545501.

It is not a de Polignac number, because 10554504611665 - 2⁷ = 10554504611537 is a prime.

It is a super-2 number, since 2×10554504611665² (a number of 27 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 127 ways as a sum of consecutive naturals, for example, 625147314 + ... + 625164196.

It is an arithmetic number, because the mean of its divisors is an integer number (124360790400).

Almost surely, 2^{10554504611665} is an apocalyptic number.

It is an amenable number.

10554504611665 is a deficient number, since it is larger than the sum of its proper divisors (5363676559535).

10554504611665 is a wasteful number, since it uses less digits than its factorization.

10554504611665 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17447.

The product of its (nonzero) digits is 2160000, while the sum is 49.

The spelling of 10554504611665 in words is "ten trillion, five hundred fifty-four billion, five hundred four million, six hundred eleven thousand, six hundred sixty-five".