16101660005 has 16 divisors (see below), whose sum is σ = 19729706544. Its totient is φ = 12612096000.

The previous prime is 16101659993. The next prime is 16101660013. The reversal of 16101660005 is 50006610161.

It can be written as a sum of positive squares in 8 ways, for example, as 1638711361 + 14462948644 = 40481^2 + 120262^2 .

It is not a de Polignac number, because 16101660005 - 2⁶ = 16101659941 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

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, 110996 + ... + 211005.

It is an arithmetic number, because the mean of its divisors is an integer number (1233106659).

Almost surely, 2^16101660005 is an apocalyptic number.

It is an amenable number.

16101660005 is a deficient number, since it is larger than the sum of its proper divisors (3628046539).

16101660005 is a wasteful number, since it uses less digits than its factorization.

16101660005 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 322216.

The product of its (nonzero) digits is 1080, while the sum is 26.

The spelling of 16101660005 in words is "sixteen billion, one hundred one million, six hundred sixty thousand, five".