53378467568 has 20 divisors (see below), whose sum is σ = 103429505088. Its totient is φ = 26686982400.

The previous prime is 53378467567. The next prime is 53378467633. The reversal of 53378467568 is 86576487335.

It is a self number, because there is not a number n which added to its sum of digits gives 53378467568.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (53378467567) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 63905 + ... + 332927.

Almost surely, 2^53378467568 is an apocalyptic number.

It is an amenable number.

53378467568 is a deficient number, since it is larger than the sum of its proper divisors (50051037520).

53378467568 is a wasteful number, since it uses less digits than its factorization.

53378467568 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 281432 (or 281426 counting only the distinct ones).

The product of its digits is 101606400, while the sum is 62.

The spelling of 53378467568 in words is "fifty-three billion, three hundred seventy-eight million, four hundred sixty-seven thousand, five hundred sixty-eight".