252220534005 has 32 divisors (see below), whose sum is σ = 440355022848. Its totient is φ = 122256648000.

The previous prime is 252220534003. The next prime is 252220534009. The reversal of 252220534005 is 500435022252.

It is not a de Polignac number, because 252220534005 - 2¹ = 252220534003 is a prime.

It is a super-2 number, since 2×252220534005² (a number of 24 digits) contains 22 as substring.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (252220534003) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 436080 + ... + 833430.

It is an arithmetic number, because the mean of its divisors is an integer number (13761094464).

Almost surely, 2^252220534005 is an apocalyptic number.

It is an amenable number.

252220534005 is a deficient number, since it is larger than the sum of its proper divisors (188134488843).

252220534005 is a wasteful number, since it uses less digits than its factorization.

252220534005 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 401217.

The product of its (nonzero) digits is 24000, while the sum is 30.

Adding to 252220534005 its reverse (500435022252), we get a palindrome (752655556257).

The spelling of 252220534005 in words is "two hundred fifty-two billion, two hundred twenty million, five hundred thirty-four thousand, five".