253230046545 has 32 divisors (see below), whose sum is σ = 463601295360. Its totient is φ = 115624290240.

The previous prime is 253230046471. The next prime is 253230046613. The reversal of 253230046545 is 545640032352.

It is not a de Polignac number, because 253230046545 - 2⁹ = 253230046033 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1349161 + ... + 1525350.

It is an arithmetic number, because the mean of its divisors is an integer number (14487540480).

Almost surely, 2^253230046545 is an apocalyptic number.

It is an amenable number.

253230046545 is a deficient number, since it is larger than the sum of its proper divisors (210371248815).

253230046545 is a wasteful number, since it uses less digits than its factorization.

253230046545 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2875365.

The product of its (nonzero) digits is 432000, while the sum is 39.

Adding to 253230046545 its reverse (545640032352), we get a palindrome (798870078897).

The spelling of 253230046545 in words is "two hundred fifty-three billion, two hundred thirty million, forty-six thousand, five hundred forty-five".