20044550044425 has 48 divisors (see below), whose sum is σ = 33760779171840. Its totient is φ = 10491900095040.

The previous prime is 20044550044397. The next prime is 20044550044427. The reversal of 20044550044425 is 52444005544002.

It is not a de Polignac number, because 20044550044425 - 2⁶ = 20044550044361 is a prime.

It is not an unprimeable number, because it can be changed into a prime (20044550044427) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 9139407 + ... + 11118356.

It is an arithmetic number, because the mean of its divisors is an integer number (703349566080).

Almost surely, 2^{20044550044425} is an apocalyptic number.

20044550044425 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

It is an amenable number.

20044550044425 is a deficient number, since it is larger than the sum of its proper divisors (13716229127415).

20044550044425 is a wasteful number, since it uses less digits than its factorization.

20044550044425 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20258022 (or 20258017 counting only the distinct ones).

The product of its (nonzero) digits is 512000, while the sum is 39.

Adding to 20044550044425 its reverse (52444005544002), we get a palindrome (72488555588427).

The spelling of 20044550044425 in words is "twenty trillion, forty-four billion, five hundred fifty million, forty-four thousand, four hundred twenty-five".