20444155713354 has 8 divisors (see below), whose sum is σ = 40888311426720. Its totient is φ = 6814718571116.

The previous prime is 20444155713347. The next prime is 20444155713403. The reversal of 20444155713354 is 45331755144402.

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

20444155713354 is an admirable number.

It is a super-2 number, since 2×20444155713354² (a number of 27 digits) contains 22 as substring.

It is an unprimeable number.

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, 1703679642774 + ... + 1703679642785.

It is an arithmetic number, because the mean of its divisors is an integer number (5111038928340).

Almost surely, 2^{20444155713354} is an apocalyptic number.

20444155713354 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.

20444155713354 is a wasteful number, since it uses less digits than its factorization.

20444155713354 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3407359285564.

The product of its (nonzero) digits is 4032000, while the sum is 48.

The spelling of 20444155713354 in words is "twenty trillion, four hundred forty-four billion, one hundred fifty-five million, seven hundred thirteen thousand, three hundred fifty-four".