253215254133 has 48 divisors (see below), whose sum is σ = 388679990400. Its totient is φ = 158302771200.

The previous prime is 253215254063. The next prime is 253215254143. The reversal of 253215254133 is 331452512352.

253215254133 is a `hidden beast` number, since 2 + 5 + 3 + 215 + 25 + 413 + 3 = 666.

It is not a de Polignac number, because 253215254133 - 2³³ = 244625319541 is a prime.

It is a super-4 number, since 4×253215254133⁴ (a number of 47 digits) contains 4444 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (253215254143) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 90400333 + ... + 90403133.

It is an arithmetic number, because the mean of its divisors is an integer number (8097499800).

Almost surely, 2^253215254133 is an apocalyptic number.

It is an amenable number.

253215254133 is a deficient number, since it is larger than the sum of its proper divisors (135464736267).

253215254133 is a wasteful number, since it uses less digits than its factorization.

253215254133 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4762 (or 4759 counting only the distinct ones).

The product of its digits is 108000, while the sum is 36.

Adding to 253215254133 its reverse (331452512352), we get a palindrome (584667766485).

The spelling of 253215254133 in words is "two hundred fifty-three billion, two hundred fifteen million, two hundred fifty-four thousand, one hundred thirty-three".