20260556633111 has 8 divisors (see below), whose sum is σ = 21307918516224. Its totient is φ = 19227067093080.

The previous prime is 20260556633087. The next prime is 20260556633113. The reversal of 20260556633111 is 11133665506202.

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 20260556633111 - 2⁶ = 20260556633047 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20260556633113) 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, 3468082775 + ... + 3468088616.

It is an arithmetic number, because the mean of its divisors is an integer number (2663489814528).

Almost surely, 2^{20260556633111} is an apocalyptic number.

20260556633111 is a deficient number, since it is larger than the sum of its proper divisors (1047361883113).

20260556633111 is a wasteful number, since it uses less digits than its factorization.

20260556633111 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6936171541.

The product of its (nonzero) digits is 194400, while the sum is 41.

The spelling of 20260556633111 in words is "twenty trillion, two hundred sixty billion, five hundred fifty-six million, six hundred thirty-three thousand, one hundred eleven".