6001901665 has 8 divisors (see below), whose sum is σ = 7204653288. Its totient is φ = 4799940480.

The previous prime is 6001901593. The next prime is 6001901693. The reversal of 6001901665 is 5661091006.

It can be written as a sum of positive squares in 4 ways, for example, as 3044390976 + 2957510689 = 55176^2 + 54383^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 6001901665 - 2²¹ = 5999804513 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 6001901665.

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, 180772 + ... + 211381.

It is an arithmetic number, because the mean of its divisors is an integer number (900581661).

Almost surely, 2^6001901665 is an apocalyptic number.

It is an amenable number.

6001901665 is a deficient number, since it is larger than the sum of its proper divisors (1202751623).

6001901665 is a wasteful number, since it uses less digits than its factorization.

6001901665 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 395219.

The product of its (nonzero) digits is 9720, while the sum is 34.

The square root of 6001901665 is about 77471.9411464564. The cubic root of 6001901665 is about 1817.3125478112.

The spelling of 6001901665 in words is "six billion, one million, nine hundred one thousand, six hundred sixty-five".