20083734694144 has 81 divisors (see below), whose sum is σ = 44066518220179. Its totient is φ = 9128611796480.

The previous prime is 20083734694073. The next prime is 20083734694151. The reversal of 20083734694144 is 44149643738002.

The square root of 20083734694144 is 4481488.

It is a perfect power (a square), and thus also a powerful number.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 788729157 + ... + 788754619.

Almost surely, 2^{20083734694144} is an apocalyptic number.

20083734694144 is the 4481488-th square number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 20083734694144

20083734694144 is an abundant number, since it is smaller than the sum of its proper divisors (23982783526035).

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

20083734694144 is an frugal number, since it uses more digits than its factorization.

20083734694144 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 50964 (or 25476 counting only the distinct ones).

The product of its (nonzero) digits is 13934592, while the sum is 55.

The spelling of 20083734694144 in words is "twenty trillion, eighty-three billion, seven hundred thirty-four million, six hundred ninety-four thousand, one hundred forty-four".