53012065223 has 16 divisors (see below), whose sum is σ = 60289850880. Its totient is φ = 46242682464.

The previous prime is 53012065219. The next prime is 53012065247. The reversal of 53012065223 is 32256021035.

It is a cyclic number.

It is not a de Polignac number, because 53012065223 - 2² = 53012065219 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 (53012065213) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1043243 + ... + 1092876.

It is an arithmetic number, because the mean of its divisors is an integer number (3768115680).

Almost surely, 2^53012065223 is an apocalyptic number.

53012065223 is a deficient number, since it is larger than the sum of its proper divisors (7277785657).

53012065223 is a wasteful number, since it uses less digits than its factorization.

53012065223 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2136238.

The product of its (nonzero) digits is 10800, while the sum is 29.

Adding to 53012065223 its reverse (32256021035), we get a palindrome (85268086258).

The spelling of 53012065223 in words is "fifty-three billion, twelve million, sixty-five thousand, two hundred twenty-three".