252201225434 has 16 divisors (see below), whose sum is σ = 400665642048. Its totient is φ = 118650113472.

The previous prime is 252201225427. The next prime is 252201225443. The reversal of 252201225434 is 434522102252.

It is a super-2 number, since 2×252201225434² (a number of 24 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 252201225434.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 900512 + ... + 1146875.

It is an arithmetic number, because the mean of its divisors is an integer number (25041602628).

Almost surely, 2^252201225434 is an apocalyptic number.

252201225434 is a deficient number, since it is larger than the sum of its proper divisors (148464416614).

252201225434 is a wasteful number, since it uses less digits than its factorization.

252201225434 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2051029.

The product of its (nonzero) digits is 38400, while the sum is 32.

Adding to 252201225434 its reverse (434522102252), we get a palindrome (686723327686).

The spelling of 252201225434 in words is "two hundred fifty-two billion, two hundred one million, two hundred twenty-five thousand, four hundred thirty-four".