511160166620 has 12 divisors (see below), whose sum is σ = 1073436349944. Its totient is φ = 204464066640.

The previous prime is 511160166619. The next prime is 511160166641. The reversal of 511160166620 is 26661061115.

It is a super-2 number, since 2×511160166620² (a number of 24 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 12779004146 + ... + 12779004185.

It is an arithmetic number, because the mean of its divisors is an integer number (89453029162).

Almost surely, 2^511160166620 is an apocalyptic number.

It is an amenable number.

511160166620 is an abundant number, since it is smaller than the sum of its proper divisors (562276183324).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

511160166620 is a wasteful number, since it uses less digits than its factorization.

511160166620 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25558008340 (or 25558008338 counting only the distinct ones).

The product of its (nonzero) digits is 12960, while the sum is 35.

The spelling of 511160166620 in words is "five hundred eleven billion, one hundred sixty million, one hundred sixty-six thousand, six hundred twenty".