53775903968 has 12 divisors (see below), whose sum is σ = 105871311000. Its totient is φ = 26887951968.

The previous prime is 53775903947. The next prime is 53775903991. The reversal of 53775903968 is 86930957735.

It is a self number, because there is not a number n which added to its sum of digits gives 53775903968.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 840248468 + ... + 840248531.

It is an arithmetic number, because the mean of its divisors is an integer number (8822609250).

Almost surely, 2^53775903968 is an apocalyptic number.

It is an amenable number.

53775903968 is a deficient number, since it is larger than the sum of its proper divisors (52095407032).

53775903968 is a wasteful number, since it uses less digits than its factorization.

53775903968 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1680497009 (or 1680497001 counting only the distinct ones).

The product of its (nonzero) digits is 42865200, while the sum is 62.

The spelling of 53775903968 in words is "fifty-three billion, seven hundred seventy-five million, nine hundred three thousand, nine hundred sixty-eight".