51053971312 has 20 divisors (see below), whose sum is σ = 99018345456. Its totient is φ = 25500849920.

The previous prime is 51053971307. The next prime is 51053971313. The reversal of 51053971312 is 21317935015.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (51053971313) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1617364 + ... + 1648627.

Almost surely, 2^51053971312 is an apocalyptic number.

It is an amenable number.

51053971312 is a deficient number, since it is larger than the sum of its proper divisors (47964374144).

51053971312 is a wasteful number, since it uses less digits than its factorization.

51053971312 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3266976 (or 3266970 counting only the distinct ones).

The product of its (nonzero) digits is 28350, while the sum is 37.

The spelling of 51053971312 in words is "fifty-one billion, fifty-three million, nine hundred seventy-one thousand, three hundred twelve".