51646163014 has 8 divisors (see below), whose sum is σ = 81546573240. Its totient is φ = 24463971936.

The previous prime is 51646163011. The next prime is 51646163053. The reversal of 51646163014 is 41036164615.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (51646163011) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 679554739 + ... + 679554814.

It is an arithmetic number, because the mean of its divisors is an integer number (10193321655).

Almost surely, 2^51646163014 is an apocalyptic number.

51646163014 is a deficient number, since it is larger than the sum of its proper divisors (29900410226).

51646163014 is a wasteful number, since it uses less digits than its factorization.

51646163014 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1359109574.

The product of its (nonzero) digits is 51840, while the sum is 37.

The spelling of 51646163014 in words is "fifty-one billion, six hundred forty-six million, one hundred sixty-three thousand, fourteen".