20244134401045 has 8 divisors (see below), whose sum is σ = 24299904132000. Its totient is φ = 16190678953680.

The previous prime is 20244134401013. The next prime is 20244134401063. The reversal of 20244134401045 is 54010443144202.

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

It is not a de Polignac number, because 20244134401045 - 2⁵ = 20244134401013 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 20244134401045.

It is a congruent number.

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 7 ways as a sum of consecutive naturals, for example, 578551651 + ... + 578586640.

It is an arithmetic number, because the mean of its divisors is an integer number (3037488016500).

Almost surely, 2^{20244134401045} is an apocalyptic number.

It is an amenable number.

20244134401045 is a deficient number, since it is larger than the sum of its proper divisors (4055769730955).

20244134401045 is a wasteful number, since it uses less digits than its factorization.

20244134401045 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1157141795.

The product of its (nonzero) digits is 61440, while the sum is 34.

Adding to 20244134401045 its reverse (54010443144202), we get a palindrome (74254577545247).

The spelling of 20244134401045 in words is "twenty trillion, two hundred forty-four billion, one hundred thirty-four million, four hundred one thousand, forty-five".