252451525113 has 6 divisors (see below), whose sum is σ = 364652202954. Its totient is φ = 168301016736.

The previous prime is 252451525103. The next prime is 252451525133. The reversal of 252451525113 is 311525154252.

252451525113 is a `hidden beast` number, since 2 + 5 + 2 + 4 + 515 + 25 + 113 = 666.

It can be written as a sum of positive squares in only one way, i.e., 250307094249 + 2144430864 = 500307^2 + 46308^2 .

It is not a de Polignac number, because 252451525113 - 2¹³ = 252451516921 is a prime.

It is a super-3 number, since 3×252451525113³ (a number of 35 digits) contains 333 as substring.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (252451525103) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 14025084720 + ... + 14025084737.

It is an arithmetic number, because the mean of its divisors is an integer number (60775367159).

Almost surely, 2^252451525113 is an apocalyptic number.

It is an amenable number.

252451525113 is a deficient number, since it is larger than the sum of its proper divisors (112200677841).

252451525113 is a wasteful number, since it uses less digits than its factorization.

252451525113 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 28050169463 (or 28050169460 counting only the distinct ones).

The product of its digits is 60000, while the sum is 36.

Adding to 252451525113 its reverse (311525154252), we get a palindrome (563976679365).

The spelling of 252451525113 in words is "two hundred fifty-two billion, four hundred fifty-one million, five hundred twenty-five thousand, one hundred thirteen".