20605733054 has 16 divisors (see below), whose sum is σ = 32665006080. Its totient is φ = 9721719000.

The previous prime is 20605733053. The next prime is 20605733081. The reversal of 20605733054 is 45033750602.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20605733053) 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, 1070654 + ... + 1089729.

It is an arithmetic number, because the mean of its divisors is an integer number (2041562880).

Almost surely, 2^20605733054 is an apocalyptic number.

20605733054 is a deficient number, since it is larger than the sum of its proper divisors (12059273026).

20605733054 is a wasteful number, since it uses less digits than its factorization.

20605733054 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2160655.

The product of its (nonzero) digits is 75600, while the sum is 35.

The spelling of 20605733054 in words is "twenty billion, six hundred five million, seven hundred thirty-three thousand, fifty-four".