52545342223 has 16 divisors (see below), whose sum is σ = 57934910880. Its totient is φ = 47258265600.

The previous prime is 52545342197. The next prime is 52545342281. The reversal of 52545342223 is 32224354525.

It is a cyclic number.

It is not a de Polignac number, because 52545342223 - 2⁵ = 52545342191 is a prime.

It is a super-2 number, since 2×52545342223² (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (52545342293) 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, 3429163 + ... + 3444451.

It is an arithmetic number, because the mean of its divisors is an integer number (3620931930).

Almost surely, 2^52545342223 is an apocalyptic number.

52545342223 is a deficient number, since it is larger than the sum of its proper divisors (5389568657).

52545342223 is a wasteful number, since it uses less digits than its factorization.

52545342223 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18618.

The product of its digits is 288000, while the sum is 37.

Adding to 52545342223 its reverse (32224354525), we get a palindrome (84769696748).

The spelling of 52545342223 in words is "fifty-two billion, five hundred forty-five million, three hundred forty-two thousand, two hundred twenty-three".