51340374825752 has 8 divisors (see below), whose sum is σ = 96263202798300. Its totient is φ = 25670187412872.

The previous prime is 51340374825737. The next prime is 51340374825757. The reversal of 51340374825752 is 25752847304315.

It is a tau number, because it is divible by the number of its divisors (8).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (51340374825757) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3208773426602 + ... + 3208773426617.

Almost surely, 2^{51340374825752} is an apocalyptic number.

It is an amenable number.

51340374825752 is a deficient number, since it is larger than the sum of its proper divisors (44922827972548).

51340374825752 is a wasteful number, since it uses less digits than its factorization.

51340374825752 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6417546853225 (or 6417546853221 counting only the distinct ones).

The product of its (nonzero) digits is 28224000, while the sum is 56.

The spelling of 51340374825752 in words is "fifty-one trillion, three hundred forty billion, three hundred seventy-four million, eight hundred twenty-five thousand, seven hundred fifty-two".