20623381062 has 8 divisors (see below), whose sum is σ = 41246762136. Its totient is φ = 6874460352.

The previous prime is 20623381039. The next prime is 20623381063. The reversal of 20623381062 is 26018332602.

It is a happy number.

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

20623381062 is an admirable number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20623381063) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1718615083 + ... + 1718615094.

It is an arithmetic number, because the mean of its divisors is an integer number (5155845267).

Almost surely, 2^20623381062 is an apocalyptic number.

20623381062 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.

20623381062 is a wasteful number, since it uses less digits than its factorization.

20623381062 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3437230182.

The product of its (nonzero) digits is 20736, while the sum is 33.

The spelling of 20623381062 in words is "twenty billion, six hundred twenty-three million, three hundred eighty-one thousand, sixty-two".