512161120026 has 24 divisors (see below), whose sum is σ = 1110110811264. Its totient is φ = 170654468040.

The previous prime is 512161119973. The next prime is 512161120039. The reversal of 512161120026 is 620021161215.

512161120026 is a `hidden beast` number, since 5 + 1 + 2 + 1 + 611 + 20 + 0 + 26 = 666.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 5444176 + ... + 5537451.

It is an arithmetic number, because the mean of its divisors is an integer number (46254617136).

Almost surely, 2^512161120026 is an apocalyptic number.

512161120026 is an abundant number, since it is smaller than the sum of its proper divisors (597949691238).

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

512161120026 is a wasteful number, since it uses less digits than its factorization.

512161120026 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10984226 (or 10984223 counting only the distinct ones).

The product of its (nonzero) digits is 1440, while the sum is 27.

The spelling of 512161120026 in words is "five hundred twelve billion, one hundred sixty-one million, one hundred twenty thousand, twenty-six".