20044606454 has 16 divisors (see below), whose sum is σ = 31123271520. Its totient is φ = 9670617600.

The previous prime is 20044606447. The next prime is 20044606457. The reversal of 20044606454 is 45460644002.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20044606457) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 15074 + ... + 200789.

It is an arithmetic number, because the mean of its divisors is an integer number (1945204470).

Almost surely, 2^20044606454 is an apocalyptic number.

20044606454 is a deficient number, since it is larger than the sum of its proper divisors (11078665066).

20044606454 is a wasteful number, since it uses less digits than its factorization.

20044606454 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 217495.

The product of its (nonzero) digits is 92160, while the sum is 35.

The spelling of 20044606454 in words is "twenty billion, forty-four million, six hundred six thousand, four hundred fifty-four".