250000045505 has 24 divisors (see below), whose sum is σ = 350439903360. Its totient is φ = 170711288160.

The previous prime is 250000045487. The next prime is 250000045549. The reversal of 250000045505 is 505540000052.

It is not a de Polignac number, because 250000045505 - 2⁸ = 250000045249 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 2076191 + ... + 2193300.

It is an arithmetic number, because the mean of its divisors is an integer number (14601662640).

Almost surely, 2^250000045505 is an apocalyptic number.

It is an amenable number.

250000045505 is a deficient number, since it is larger than the sum of its proper divisors (100439857855).

250000045505 is a wasteful number, since it uses less digits than its factorization.

250000045505 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4269749 (or 4269742 counting only the distinct ones).

The product of its (nonzero) digits is 5000, while the sum is 26.

Adding to 250000045505 its reverse (505540000052), we get a palindrome (755540045557).

The spelling of 250000045505 in words is "two hundred fifty billion, forty-five thousand, five hundred five".