2051161167512 has 16 divisors (see below), whose sum is σ = 3918491853840. Its totient is φ = 1006230006496.

The previous prime is 2051161167509. The next prime is 2051161167541. The reversal of 2051161167512 is 2157611611502.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2418821708 + ... + 2418822555.

It is an arithmetic number, because the mean of its divisors is an integer number (244905740865).

Almost surely, 2^{2051161167512} is an apocalyptic number.

It is an amenable number.

2051161167512 is a deficient number, since it is larger than the sum of its proper divisors (1867330686328).

2051161167512 is a wasteful number, since it uses less digits than its factorization.

2051161167512 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4837644322 (or 4837644318 counting only the distinct ones).

The product of its (nonzero) digits is 25200, while the sum is 38.

The spelling of 2051161167512 in words is "two trillion, fifty-one billion, one hundred sixty-one million, one hundred sixty-seven thousand, five hundred twelve".