20323632064651 has 8 divisors (see below), whose sum is σ = 20462124279600. Its totient is φ = 20185167743328.

The previous prime is 20323632064643. The next prime is 20323632064693. The reversal of 20323632064651 is 15646023632302.

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 20323632064651 - 2³ = 20323632064643 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 20323632064598 and 20323632064607.

It is not an unprimeable number, because it can be changed into a prime (20323632065651) 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, 5510176 + ... + 8426701.

It is an arithmetic number, because the mean of its divisors is an integer number (2557765534950).

Almost surely, 2^{20323632064651} is an apocalyptic number.

20323632064651 is a deficient number, since it is larger than the sum of its proper divisors (138492214949).

20323632064651 is a wasteful number, since it uses less digits than its factorization.

20323632064651 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13946813.

The product of its (nonzero) digits is 933120, while the sum is 43.

Adding to 20323632064651 its reverse (15646023632302), we get a palindrome (35969655696953).

The spelling of 20323632064651 in words is "twenty trillion, three hundred twenty-three billion, six hundred thirty-two million, sixty-four thousand, six hundred fifty-one".