53256105061 has 4 divisors (see below), whose sum is σ = 53346831552. Its totient is φ = 53165378572.

The previous prime is 53256105041. The next prime is 53256105079. The reversal of 53256105061 is 16050165235.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 53256105061 - 2¹¹ = 53256103013 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (53256105041) 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, 45362365 + ... + 45363538.

It is an arithmetic number, because the mean of its divisors is an integer number (13336707888).

Almost surely, 2^53256105061 is an apocalyptic number.

It is an amenable number.

53256105061 is a deficient number, since it is larger than the sum of its proper divisors (90726491).

53256105061 is an equidigital number, since it uses as much as digits as its factorization.

53256105061 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 90726490.

The product of its (nonzero) digits is 27000, while the sum is 34.

The spelling of 53256105061 in words is "fifty-three billion, two hundred fifty-six million, one hundred five thousand, sixty-one".