53003280805 has 16 divisors (see below), whose sum is σ = 64175005440. Its totient is φ = 42023423232.

The previous prime is 53003280767. The next prime is 53003280817. The reversal of 53003280805 is 50808230035.

It is a cyclic number.

It is not a de Polignac number, because 53003280805 - 2¹⁹ = 53002756517 is a prime.

It is a super-8 number, since 8×53003280805⁸ (a number of 87 digits) contains 88888888 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 187216 + ... + 375574.

It is an arithmetic number, because the mean of its divisors is an integer number (4010937840).

Almost surely, 2^53003280805 is an apocalyptic number.

It is an amenable number.

53003280805 is a deficient number, since it is larger than the sum of its proper divisors (11171724635).

53003280805 is a wasteful number, since it uses less digits than its factorization.

53003280805 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 188868.

The product of its (nonzero) digits is 28800, while the sum is 34.

The spelling of 53003280805 in words is "fifty-three billion, three million, two hundred eighty thousand, eight hundred five".