20023336144662 has 8 divisors (see below), whose sum is σ = 40046672289336. Its totient is φ = 6674445381552.

The previous prime is 20023336144649. The next prime is 20023336144681. The reversal of 20023336144662 is 26644163332002.

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

20023336144662 is an admirable number.

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, 1668611345383 + ... + 1668611345394.

It is an arithmetic number, because the mean of its divisors is an integer number (5005834036167).

Almost surely, 2^{20023336144662} is an apocalyptic number.

20023336144662 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

20023336144662 is a wasteful number, since it uses less digits than its factorization.

20023336144662 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3337222690782.

The product of its (nonzero) digits is 746496, while the sum is 42.

Adding to 20023336144662 its reverse (26644163332002), we get a palindrome (46667499476664).

The spelling of 20023336144662 in words is "twenty trillion, twenty-three billion, three hundred thirty-six million, one hundred forty-four thousand, six hundred sixty-two".