20323406651446 has 8 divisors (see below), whose sum is σ = 30517644782520. Its totient is φ = 10150858390608.

The previous prime is 20323406651399. The next prime is 20323406651507. The reversal of 20323406651446 is 64415660432302.

It is a happy number.

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

It is a junction number, because it is equal to n+sod(n) for n = 20323406651396 and 20323406651405.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5422465216 + ... + 5422468963.

It is an arithmetic number, because the mean of its divisors is an integer number (3814705597815).

Almost surely, 2^{20323406651446} is an apocalyptic number.

20323406651446 is a deficient number, since it is larger than the sum of its proper divisors (10194238131074).

20323406651446 is a wasteful number, since it uses less digits than its factorization.

20323406651446 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10844935118.

The product of its (nonzero) digits is 2488320, while the sum is 46.

The spelling of 20323406651446 in words is "twenty trillion, three hundred twenty-three billion, four hundred six million, six hundred fifty-one thousand, four hundred forty-six".