17420627061 has 6 divisors (see below), whose sum is σ = 25163127990. Its totient is φ = 11613751368.

The previous prime is 17420627027. The next prime is 17420627099. The reversal of 17420627061 is 16072602471.

17420627061 is a `hidden beast` number, since 1 + 7 + 4 + 20 + 627 + 0 + 6 + 1 = 666.

It can be written as a sum of positive squares in only one way, i.e., 17262018225 + 158608836 = 131385^2 + 12594^2 .

It is not a de Polignac number, because 17420627061 - 2⁶ = 17420626997 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (17420628061) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 967812606 + ... + 967812623.

It is an arithmetic number, because the mean of its divisors is an integer number (4193854665).

Almost surely, 2^17420627061 is an apocalyptic number.

It is an amenable number.

17420627061 is a deficient number, since it is larger than the sum of its proper divisors (7742500929).

17420627061 is a wasteful number, since it uses less digits than its factorization.

17420627061 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1935625235 (or 1935625232 counting only the distinct ones).

The product of its (nonzero) digits is 28224, while the sum is 36.

The spelling of 17420627061 in words is "seventeen billion, four hundred twenty million, six hundred twenty-seven thousand, sixty-one".