20005701034044 has 48 divisors (see below), whose sum is σ = 50924199303936. Its totient is φ = 6062262614400.

The previous prime is 20005701034031. The next prime is 20005701034061. The reversal of 20005701034044 is 44043010750002.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 11023449 + ... + 12709359.

It is an arithmetic number, because the mean of its divisors is an integer number (1060920818832).

Almost surely, 2^{20005701034044} is an apocalyptic number.

It is an amenable number.

20005701034044 is an abundant number, since it is smaller than the sum of its proper divisors (30918498269892).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

20005701034044 is a wasteful number, since it uses less digits than its factorization.

20005701034044 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1775826 (or 1775824 counting only the distinct ones).

The product of its (nonzero) digits is 13440, while the sum is 30.

Adding to 20005701034044 its reverse (44043010750002), we get a palindrome (64048711784046).

The spelling of 20005701034044 in words is "twenty trillion, five billion, seven hundred one million, thirty-four thousand, forty-four".