51678463792 has 10 divisors (see below), whose sum is σ = 100127023628. Its totient is φ = 25839231888.

The previous prime is 51678463783. The next prime is 51678463807. The reversal of 51678463792 is 29736487615.

It is an unprimeable number.

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 as a sum of consecutive naturals, namely, 1614951978 + ... + 1614952009.

Almost surely, 2^51678463792 is an apocalyptic number.

It is an amenable number.

51678463792 is a deficient number, since it is larger than the sum of its proper divisors (48448559836).

51678463792 is a wasteful number, since it uses less digits than its factorization.

51678463792 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3229903995 (or 3229903989 counting only the distinct ones).

The product of its digits is 15240960, while the sum is 58.

The spelling of 51678463792 in words is "fifty-one billion, six hundred seventy-eight million, four hundred sixty-three thousand, seven hundred ninety-two".