51651013466704 has 10 divisors (see below), whose sum is σ = 100073838591770. Its totient is φ = 25825506733344.

The previous prime is 51651013466641. The next prime is 51651013466777. The reversal of 51651013466704 is 40766431015615.

It can be written as a sum of positive squares in only one way, i.e., 51355569038400 + 295444428304 = 7166280^2 + 543548^2 .

It is a super-3 number, since 3×51651013466704³ (a number of 42 digits) contains 333 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1614094170819 + ... + 1614094170850.

It is an arithmetic number, because the mean of its divisors is an integer number (10007383859177).

Almost surely, 2^{51651013466704} is an apocalyptic number.

It is an amenable number.

51651013466704 is a deficient number, since it is larger than the sum of its proper divisors (48422825125066).

51651013466704 is a wasteful number, since it uses less digits than its factorization.

51651013466704 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3228188341677 (or 3228188341671 counting only the distinct ones).

The product of its (nonzero) digits is 1814400, while the sum is 49.

The spelling of 51651013466704 in words is "fifty-one trillion, six hundred fifty-one billion, thirteen million, four hundred sixty-six thousand, seven hundred four".