253202520104 has 32 divisors (see below), whose sum is σ = 481797930600. Its totient is φ = 124733199360.

The previous prime is 253202520047. The next prime is 253202520119. The reversal of 253202520104 is 401025202352.

It can be written as a sum of positive squares in 4 ways, for example, as 151166995204 + 102035524900 = 388802^2 + 319430^2 .

It is a super-2 number, since 2×253202520104² (a number of 24 digits) contains 22 as substring.

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, 432707 + ... + 832850.

Almost surely, 2^253202520104 is an apocalyptic number.

It is an amenable number.

253202520104 is a deficient number, since it is larger than the sum of its proper divisors (228595410496).

253202520104 is a wasteful number, since it uses less digits than its factorization.

253202520104 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1265933 (or 1265929 counting only the distinct ones).

The product of its (nonzero) digits is 4800, while the sum is 26.

Adding to 253202520104 its reverse (401025202352), we get a palindrome (654227722456).

The spelling of 253202520104 in words is "two hundred fifty-three billion, two hundred two million, five hundred twenty thousand, one hundred four".