253531334002 has 4 divisors (see below), whose sum is σ = 380297001006.
Its totient is φ = 126765667000.
The previous prime is 253531333963. The next prime is 253531334003. The reversal of 253531334002 is 200433135352.
Adding to 253531334002 its reverse (200433135352), we get a palindrome (453964469354).
253531334002 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a semiprime because it is the product of two primes.
It can be written as a sum of positive squares in only one way, i.e., 222464098921 + 31067235081 = 471661^2 + 176259^2
It is not an unprimeable number, because it can be changed into a prime (253531334003) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 63382833499 + ... + 63382833502.
Almost surely, 2253531334002 is an apocalyptic number.
253531334002 is a deficient number, since it is larger than the sum of its proper divisors (126765667004).
253531334002 is a wasteful number, since it uses less digits than its factorization.
253531334002 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 126765667003.
The product of its (nonzero) digits is 32400, while the sum is 31.
The spelling of 253531334002 in words is "two hundred fifty-three billion, five hundred thirty-one million, three hundred thirty-four thousand, two".