51543607084 has 6 divisors (see below), whose sum is σ = 90201312404. Its totient is φ = 25771803540.

The previous prime is 51543607051. The next prime is 51543607097. The reversal of 51543607084 is 48070634515.

It is a self number, because there is not a number n which added to its sum of digits gives 51543607084.

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, 6442950882 + ... + 6442950889.

Almost surely, 2^51543607084 is an apocalyptic number.

It is an amenable number.

51543607084 is a deficient number, since it is larger than the sum of its proper divisors (38657705320).

51543607084 is a wasteful number, since it uses less digits than its factorization.

51543607084 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12885901775 (or 12885901773 counting only the distinct ones).

The product of its (nonzero) digits is 403200, while the sum is 43.

The spelling of 51543607084 in words is "fifty-one billion, five hundred forty-three million, six hundred seven thousand, eighty-four".