53287224861 has 32 divisors (see below), whose sum is σ = 77990169600. Its totient is φ = 32160420864.

The previous prime is 53287224821. The next prime is 53287224869. The reversal of 53287224861 is 16842278235.

It is not a de Polignac number, because 53287224861 - 2⁶ = 53287224797 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 53287224861.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (53287224869) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 8366100 + ... + 8372466.

It is an arithmetic number, because the mean of its divisors is an integer number (2437192800).

Almost surely, 2^53287224861 is an apocalyptic number.

It is an amenable number.

53287224861 is a deficient number, since it is larger than the sum of its proper divisors (24702944739).

53287224861 is a wasteful number, since it uses less digits than its factorization.

53287224861 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10485.

The product of its digits is 1290240, while the sum is 48.

The spelling of 53287224861 in words is "fifty-three billion, two hundred eighty-seven million, two hundred twenty-four thousand, eight hundred sixty-one".