20323674346501 has 16 divisors (see below), whose sum is σ = 20576064761280. Its totient is φ = 20072522977920.

The previous prime is 20323674346489. The next prime is 20323674346517. The reversal of 20323674346501 is 10564347632302.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-20323674346501 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20323674341501) 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, 52185385 + ... + 52573393.

It is an arithmetic number, because the mean of its divisors is an integer number (1286004047580).

Almost surely, 2^{20323674346501} is an apocalyptic number.

It is an amenable number.

20323674346501 is a deficient number, since it is larger than the sum of its proper divisors (252390414779).

20323674346501 is a wasteful number, since it uses less digits than its factorization.

20323674346501 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 389604.

The product of its (nonzero) digits is 2177280, while the sum is 46.

The spelling of 20323674346501 in words is "twenty trillion, three hundred twenty-three billion, six hundred seventy-four million, three hundred forty-six thousand, five hundred one".