6011171617021 has 6 divisors (see below), whose sum is σ = 6385569849530. Its totient is φ = 5657573286336.

The previous prime is 6011171617019. The next prime is 6011171617049. The reversal of 6011171617021 is 1207161711106.

It can be written as a sum of positive squares in 3 ways, for example, as 1216884765625 + 4794286851396 = 1103125^2 + 2189586^2 .

It is not a de Polignac number, because 6011171617021 - 2¹ = 6011171617019 is a prime.

It is a super-2 number, since 2×6011171617021² (a number of 26 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6011171617091) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 10399950606 + ... + 10399951183.

Almost surely, 2^{6011171617021} is an apocalyptic number.

It is an amenable number.

6011171617021 is a deficient number, since it is larger than the sum of its proper divisors (374398232509).

6011171617021 is a wasteful number, since it uses less digits than its factorization.

6011171617021 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20799901823 (or 20799901806 counting only the distinct ones).

The product of its (nonzero) digits is 3528, while the sum is 34.

The spelling of 6011171617021 in words is "six trillion, eleven billion, one hundred seventy-one million, six hundred seventeen thousand, twenty-one".