53983843905 has 16 divisors (see below), whose sum is σ = 86465381184. Its totient is φ = 28760973120.

The previous prime is 53983843897. The next prime is 53983843913. The reversal of 53983843905 is 50934838935.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (53983843897) and next prime (53983843913).

It is not a de Polignac number, because 53983843905 - 2³ = 53983843897 is a prime.

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 in 15 ways as a sum of consecutive naturals, for example, 1885966 + ... + 1914375.

It is an arithmetic number, because the mean of its divisors is an integer number (5404086324).

Almost surely, 2^53983843905 is an apocalyptic number.

It is an amenable number.

53983843905 is a deficient number, since it is larger than the sum of its proper divisors (32481537279).

53983843905 is a wasteful number, since it uses less digits than its factorization.

53983843905 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3801296.

The product of its (nonzero) digits is 13996800, while the sum is 57.

The spelling of 53983843905 in words is "fifty-three billion, nine hundred eighty-three million, eight hundred forty-three thousand, nine hundred five".