51675731715 has 16 divisors (see below), whose sum is σ = 82717034400. Its totient is φ = 27548435712.

The previous prime is 51675731677. The next prime is 51675731717. The reversal of 51675731715 is 51713757615.

It is not a de Polignac number, because 51675731715 - 2⁷ = 51675731587 is a prime.

It is not an unprimeable number, because it can be changed into a prime (51675731717) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 711370 + ... + 780639.

It is an arithmetic number, because the mean of its divisors is an integer number (5169814650).

Almost surely, 2^51675731715 is an apocalyptic number.

51675731715 is a deficient number, since it is larger than the sum of its proper divisors (31041302685).

51675731715 is a wasteful number, since it uses less digits than its factorization.

51675731715 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1494326.

The product of its digits is 771750, while the sum is 48.

The spelling of 51675731715 in words is "fifty-one billion, six hundred seventy-five million, seven hundred thirty-one thousand, seven hundred fifteen".