53078938443 has 8 divisors (see below), whose sum is σ = 78635464400. Its totient is φ = 35385958944.

The previous prime is 53078938439. The next prime is 53078938469. The reversal of 53078938443 is 34483987035.

53078938443 is a `hidden beast` number, since 530 + 78 + 9 + 38 + 4 + 4 + 3 = 666.

It is not a de Polignac number, because 53078938443 - 2² = 53078938439 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 53078938443.

It is not an unprimeable number, because it can be changed into a prime (53078938433) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 982943278 + ... + 982943331.

It is an arithmetic number, because the mean of its divisors is an integer number (9829433050).

Almost surely, 2^53078938443 is an apocalyptic number.

53078938443 is a deficient number, since it is larger than the sum of its proper divisors (25556525957).

53078938443 is a wasteful number, since it uses less digits than its factorization.

53078938443 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1965886618 (or 1965886612 counting only the distinct ones).

The product of its (nonzero) digits is 8709120, while the sum is 54.

The spelling of 53078938443 in words is "fifty-three billion, seventy-eight million, nine hundred thirty-eight thousand, four hundred forty-three".