253222514024 has 8 divisors (see below), whose sum is σ = 474792213810. Its totient is φ = 126611257008.

The previous prime is 253222514023. The next prime is 253222514033. The reversal of 253222514024 is 420415222352.

It can be written as a sum of positive squares in only one way, i.e., 251720951524 + 1501562500 = 501718^2 + 38750^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is not an unprimeable number, because it can be changed into a prime (253222514021) 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 as a sum of consecutive naturals, namely, 15826407119 + ... + 15826407134.

Almost surely, 2^253222514024 is an apocalyptic number.

It is an amenable number.

253222514024 is a deficient number, since it is larger than the sum of its proper divisors (221569699786).

253222514024 is a wasteful number, since it uses less digits than its factorization.

253222514024 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 31652814259 (or 31652814255 counting only the distinct ones).

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

Adding to 253222514024 its reverse (420415222352), we get a palindrome (673637736376).

The spelling of 253222514024 in words is "two hundred fifty-three billion, two hundred twenty-two million, five hundred fourteen thousand, twenty-four".