53027661573 has 6 divisors (see below), whose sum is σ = 76595511174. Its totient is φ = 35351774376.

The previous prime is 53027661571. The next prime is 53027661581. The reversal of 53027661573 is 37516672035.

53027661573 is a `hidden beast` number, since 5 + 3 + 0 + 2 + 76 + 6 + 1 + 573 = 666.

It can be written as a sum of positive squares in only one way, i.e., 38246451489 + 14781210084 = 195567^2 + 121578^2 .

It is not a de Polignac number, because 53027661573 - 2¹ = 53027661571 is a prime.

It is a super-3 number, since 3×53027661573³ (a number of 33 digits) contains 333 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (53027661571) 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 5 ways as a sum of consecutive naturals, for example, 2945981190 + ... + 2945981207.

It is an arithmetic number, because the mean of its divisors is an integer number (12765918529).

Almost surely, 2^53027661573 is an apocalyptic number.

It is an amenable number.

53027661573 is a deficient number, since it is larger than the sum of its proper divisors (23567849601).

53027661573 is a wasteful number, since it uses less digits than its factorization.

53027661573 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5891962403 (or 5891962400 counting only the distinct ones).

The product of its (nonzero) digits is 793800, while the sum is 45.

The spelling of 53027661573 in words is "fifty-three billion, twenty-seven million, six hundred sixty-one thousand, five hundred seventy-three".