2001064365 has 16 divisors (see below), whose sum is σ = 3557448000. Its totient is φ = 1067234256.

The previous prime is 2001064357. The next prime is 2001064367. The reversal of 2001064365 is 5634601002.

2001064365 is a `hidden beast` number, since 2 + 0 + 0 + 10 + 643 + 6 + 5 = 666.

It is not a de Polignac number, because 2001064365 - 2³ = 2001064357 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2001064367) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 7411215 + ... + 7411484.

It is an arithmetic number, because the mean of its divisors is an integer number (222340500).

Almost surely, 2^2001064365 is an apocalyptic number.

It is an amenable number.

2001064365 is a deficient number, since it is larger than the sum of its proper divisors (1556383635).

2001064365 is a wasteful number, since it uses less digits than its factorization.

2001064365 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14822713 (or 14822707 counting only the distinct ones).

The product of its (nonzero) digits is 4320, while the sum is 27.

The square root of 2001064365 is about 44733.2579296434. The cubic root of 2001064365 is about 1260.1445129032.

Adding to 2001064365 its reverse (5634601002), we get a palindrome (7635665367).

The spelling of 2001064365 in words is "two billion, one million, sixty-four thousand, three hundred sixty-five".