20067156611044 has 27 divisors (see below), whose sum is σ = 35169953471401. Its totient is φ = 10018620794240.

The previous prime is 20067156611027. The next prime is 20067156611053. The reversal of 20067156611044 is 44011665176002.

The square root of 20067156611044 is 4479638.

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

It can be written as a sum of positive squares in only one way, i.e., 386931273444 + 19680225337600 = 622038^2 + 4436240^2 .

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, 8323166199 + ... + 8323168609.

Almost surely, 2^{20067156611044} is an apocalyptic number.

20067156611044 is the 4479638-th square number.

It is an amenable number.

20067156611044 is a deficient number, since it is larger than the sum of its proper divisors (15102796860357).

20067156611044 is an frugal number, since it uses more digits than its factorization.

20067156611044 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6684 (or 3342 counting only the distinct ones).

The product of its (nonzero) digits is 241920, while the sum is 43.

The spelling of 20067156611044 in words is "twenty trillion, sixty-seven billion, one hundred fifty-six million, six hundred eleven thousand, forty-four".