10161665726 has 16 divisors (see below), whose sum is σ = 15570079200. Its totient is φ = 4972133088.

The previous prime is 10161665713. The next prime is 10161665737. The reversal of 10161665726 is 62756616101.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 81986 + ... + 164453.

It is an arithmetic number, because the mean of its divisors is an integer number (973129950).

Almost surely, 2^10161665726 is an apocalyptic number.

10161665726 is a deficient number, since it is larger than the sum of its proper divisors (5408413474).

10161665726 is a wasteful number, since it uses less digits than its factorization.

10161665726 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 246883.

The product of its (nonzero) digits is 90720, while the sum is 41.

The spelling of 10161665726 in words is "ten billion, one hundred sixty-one million, six hundred sixty-five thousand, seven hundred twenty-six".