51415066021683 has 48 divisors (see below), whose sum is σ = 85911314168736. Its totient is φ = 27110180966400.

The previous prime is 51415066021679. The next prime is 51415066021717. The reversal of 51415066021683 is 38612066051415.

51415066021683 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 51415066021683 - 2² = 51415066021679 is a prime.

It is a super-3 number, since 3×51415066021683³ (a number of 42 digits) contains 333 as substring.

It is not an unprimeable number, because it can be changed into a prime (51415066021883) by changing a digit.

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 47 ways as a sum of consecutive naturals, for example, 374533 + ... + 10147433.

It is an arithmetic number, because the mean of its divisors is an integer number (1789819045182).

Almost surely, 2^{51415066021683} is an apocalyptic number.

51415066021683 is a deficient number, since it is larger than the sum of its proper divisors (34496248147053).

51415066021683 is a wasteful number, since it uses less digits than its factorization.

51415066021683 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9775684 (or 9775677 counting only the distinct ones).

The product of its (nonzero) digits is 1036800, while the sum is 48.

The spelling of 51415066021683 in words is "fifty-one trillion, four hundred fifteen billion, sixty-six million, twenty-one thousand, six hundred eighty-three".