252011041023545 has 16 divisors (see below), whose sum is σ = 302738966057232. Its totient is φ = 201391699998720.

The previous prime is 252011041023449. The next prime is 252011041023569. The reversal of 252011041023545 is 545320140110252.

252011041023545 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 8 ways, for example, as 4672008759289 + 247339032264256 = 2161483^2 + 15727016^2 .

It is not a de Polignac number, because 252011041023545 - 2²⁴ = 252011024246329 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 175690769 + ... + 177119361.

It is an arithmetic number, because the mean of its divisors is an integer number (18921185378577).

Almost surely, 2^{252011041023545} is an apocalyptic number.

It is an amenable number.

252011041023545 is a deficient number, since it is larger than the sum of its proper divisors (50727925033687).

252011041023545 is a wasteful number, since it uses less digits than its factorization.

252011041023545 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1466572.

The product of its (nonzero) digits is 48000, while the sum is 35.

Adding to 252011041023545 its reverse (545320140110252), we get a palindrome (797331181133797).

The spelling of 252011041023545 in words is "two hundred fifty-two trillion, eleven billion, forty-one million, twenty-three thousand, five hundred forty-five".