51065052050 has 24 divisors (see below), whose sum is σ = 97189861296. Its totient is φ = 19950996240.

The previous prime is 51065052011. The next prime is 51065052083. The reversal of 51065052050 is 5025056015.

It is a Curzon number.

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, 11873444 + ... + 11877743.

It is an arithmetic number, because the mean of its divisors is an integer number (4049577554).

Almost surely, 2^51065052050 is an apocalyptic number.

51065052050 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

51065052050 is a deficient number, since it is larger than the sum of its proper divisors (46124809246).

51065052050 is a wasteful number, since it uses less digits than its factorization.

51065052050 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23751242 (or 23751237 counting only the distinct ones).

The product of its (nonzero) digits is 7500, while the sum is 29.

The spelling of 51065052050 in words is "fifty-one billion, sixty-five million, fifty-two thousand, fifty".