20366567841 has 8 divisors (see below), whose sum is σ = 27164142720. Its totient is φ = 13573352432.

The previous prime is 20366567839. The next prime is 20366567861. The reversal of 20366567841 is 14876566302.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 20366567841 - 2¹ = 20366567839 is a prime.

It is not an unprimeable number, because it can be changed into a prime (20366567831) 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, 1078950 + ... + 1097663.

It is an arithmetic number, because the mean of its divisors is an integer number (3395517840).

Almost surely, 2^20366567841 is an apocalyptic number.

It is an amenable number.

20366567841 is a deficient number, since it is larger than the sum of its proper divisors (6797574879).

20366567841 is a wasteful number, since it uses less digits than its factorization.

20366567841 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2179735.

The product of its (nonzero) digits is 1451520, while the sum is 48.

The spelling of 20366567841 in words is "twenty billion, three hundred sixty-six million, five hundred sixty-seven thousand, eight hundred forty-one".