20364352717641 has 32 divisors (see below), whose sum is σ = 28446163200000. Its totient is φ = 12941323606848.

The previous prime is 20364352717637. The next prime is 20364352717661. The reversal of 20364352717641 is 14671725346302.

It is not a de Polignac number, because 20364352717641 - 2² = 20364352717637 is a prime.

It is not an unprimeable number, because it can be changed into a prime (20364352717661) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 115949110 + ... + 116124608.

It is an arithmetic number, because the mean of its divisors is an integer number (888942600000).

Almost surely, 2^{20364352717641} is an apocalyptic number.

It is an amenable number.

20364352717641 is a deficient number, since it is larger than the sum of its proper divisors (8081810482359).

20364352717641 is a wasteful number, since it uses less digits than its factorization.

20364352717641 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 192493.

The product of its (nonzero) digits is 5080320, while the sum is 51.

The spelling of 20364352717641 in words is "twenty trillion, three hundred sixty-four billion, three hundred fifty-two million, seven hundred seventeen thousand, six hundred forty-one".