20356651630201 has 8 divisors (see below), whose sum is σ = 21441472071680. Its totient is φ = 19273172961168.

The previous prime is 20356651630169. The next prime is 20356651630213. The reversal of 20356651630201 is 10203615665302.

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

It is not a de Polignac number, because 20356651630201 - 2⁵ = 20356651630169 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (20356651630241) 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, 335411961 + ... + 335472646.

It is an arithmetic number, because the mean of its divisors is an integer number (2680184008960).

Almost surely, 2^{20356651630201} is an apocalyptic number.

It is an amenable number.

20356651630201 is a deficient number, since it is larger than the sum of its proper divisors (1084820441479).

20356651630201 is a wasteful number, since it uses less digits than its factorization.

20356651630201 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 670886223.

The product of its (nonzero) digits is 194400, while the sum is 40.

The spelling of 20356651630201 in words is "twenty trillion, three hundred fifty-six billion, six hundred fifty-one million, six hundred thirty thousand, two hundred one".