10166061505 has 16 divisors (see below), whose sum is σ = 12913433280. Its totient is φ = 7669787328.

The previous prime is 10166061461. The next prime is 10166061551. The reversal of 10166061505 is 50516066101.

10166061505 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a cyclic number.

It is not a de Polignac number, because 10166061505 - 2⁷ = 10166061377 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 809007 + ... + 821476.

It is an arithmetic number, because the mean of its divisors is an integer number (807089580).

Almost surely, 2^10166061505 is an apocalyptic number.

It is an amenable number.

10166061505 is a deficient number, since it is larger than the sum of its proper divisors (2747371775).

10166061505 is a wasteful number, since it uses less digits than its factorization.

10166061505 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1630560.

The product of its (nonzero) digits is 5400, while the sum is 31.

The spelling of 10166061505 in words is "ten billion, one hundred sixty-six million, sixty-one thousand, five hundred five".