53282780775 has 48 divisors (see below), whose sum is σ = 111865657600. Its totient is φ = 24357840480.

The previous prime is 53282780767. The next prime is 53282780813. The reversal of 53282780775 is 57708728235.

53282780775 is a `hidden beast` number, since 532 + 8 + 27 + 80 + 7 + 7 + 5 = 666.

It is not a de Polignac number, because 53282780775 - 2³ = 53282780767 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 5633665 + ... + 5643114.

Almost surely, 2^53282780775 is an apocalyptic number.

53282780775 is an abundant number, since it is smaller than the sum of its proper divisors (58582876825).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

53282780775 is a wasteful number, since it uses less digits than its factorization.

53282780775 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11276805 (or 11276794 counting only the distinct ones).

The product of its (nonzero) digits is 6585600, while the sum is 54.

The spelling of 53282780775 in words is "fifty-three billion, two hundred eighty-two million, seven hundred eighty thousand, seven hundred seventy-five".