20164656001 has 8 divisors (see below), whose sum is σ = 23046886784. Its totient is φ = 17282816640.

The previous prime is 20164655999. The next prime is 20164656007. The reversal of 20164656001 is 10065646102.

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

It is a cyclic number.

It is not a de Polignac number, because 20164656001 - 2¹ = 20164655999 is a prime.

It is a super-2 number, since 2×20164656001² (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (20164656007) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 22396 + ... + 202066.

It is an arithmetic number, because the mean of its divisors is an integer number (2880860848).

Almost surely, 2^20164656001 is an apocalyptic number.

It is an amenable number.

20164656001 is a deficient number, since it is larger than the sum of its proper divisors (2882230783).

20164656001 is a wasteful number, since it uses less digits than its factorization.

20164656001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 195711.

The product of its (nonzero) digits is 8640, while the sum is 31.

The spelling of 20164656001 in words is "twenty billion, one hundred sixty-four million, six hundred fifty-six thousand, one".