51663354514 has 8 divisors (see below), whose sum is σ = 77496283440. Its totient is φ = 25831260036.

The previous prime is 51663354503. The next prime is 51663354541. The reversal of 51663354514 is 41545336615.

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

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 19564 + ... + 322039.

It is an arithmetic number, because the mean of its divisors is an integer number (9687035430).

Almost surely, 2^51663354514 is an apocalyptic number.

51663354514 is a deficient number, since it is larger than the sum of its proper divisors (25832928926).

51663354514 is a wasteful number, since it uses less digits than its factorization.

51663354514 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 417224.

The product of its digits is 648000, while the sum is 43.

The spelling of 51663354514 in words is "fifty-one billion, six hundred sixty-three million, three hundred fifty-four thousand, five hundred fourteen".