16000165701 has 24 divisors (see below), whose sum is σ = 24894706200. Its totient is φ = 9844056576.

The previous prime is 16000165693. The next prime is 16000165771. The reversal of 16000165701 is 10756100061.

16000165701 is a `hidden beast` number, since 1 + 6 + 0 + 0 + 0 + 1 + 657 + 0 + 1 = 666.

It can be written as a sum of positive squares in 4 ways, for example, as 308845476 + 15691320225 = 17574^2 + 125265^2 .

It is not a de Polignac number, because 16000165701 - 2³ = 16000165693 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16000165771) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 624985 + ... + 650081.

It is an arithmetic number, because the mean of its divisors is an integer number (1037279425).

Almost surely, 2^16000165701 is an apocalyptic number.

It is an amenable number.

16000165701 is a deficient number, since it is larger than the sum of its proper divisors (8894540499).

16000165701 is a wasteful number, since it uses less digits than its factorization.

16000165701 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 30565 (or 30562 counting only the distinct ones).

The product of its (nonzero) digits is 1260, while the sum is 27.

Adding to 16000165701 its reverse (10756100061), we get a palindrome (26756265762).

The spelling of 16000165701 in words is "sixteen billion, one hundred sixty-five thousand, seven hundred one".